@minemaps

Official account for OSMRE's National Mine Map Repository & mapping programs. RT/follow/likes≠endorsement

osmre.gov
Joined October 2009
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After 18 years as our team leader, Paul has retired! Enjoy your retirement, Paul! 👴🏻🗺️⚒️ Please update your contacts to email our team: [email protected] or call Jess Reitz (412) 937-2114.
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This page will no longer be updated. Thank you for traveling alongside us over the years. To stay on the right path with the latest news and updates from NMMR, follow us on X at @OSMRE We hope you will continue the journey with us as we chart new paths and share the work ahead.
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This month's "How It's Done" spotlights Data Collection! In this step, NMMR staff collect data from the map, like the mine location, map year, and other fine details that are used to search the NMMR database. #HowItsDone
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“We hold these truths to be self-evident, that all men are created equal, that they are endowed by their Creator with certain unalienable Rights, that among these are Life, Liberty and the pursuit of Happiness” -The Declaration of Independence Happy 250th, America! #freedom250
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The NMMR recently teamed up with NPS Steamtown National Historic Site to scan historic blueprints, maps, photos, and more for their fall exhibit, "Liberty on the Line". A fitting final project for our scanner before it's decommissioned in early July! 🚂✨ #freedom250
Streamlined black locomotive speeding past industrial buildings with smokestacks under a cloudy sky on Pennsylvania Railroad tracks.

ALT Streamlined black locomotive speeding past industrial buildings with smokestacks under a cloudy sky on Pennsylvania Railroad tracks.

Early 19th-century steam carriage labeled 'London and Bath' with passengers and horses in a village scene.

ALT Early 19th-century steam carriage labeled 'London and Bath' with passengers and horses in a village scene.

Person wearing gloves carefully handling a framed artwork on a large flat scanning table in a studio setting.

ALT Person wearing gloves carefully handling a framed artwork on a large flat scanning table in a studio setting.

Two archivists carefully handle and examine vintage travel posters on a large table in a preservation lab.

ALT Two archivists carefully handle and examine vintage travel posters on a large table in a preservation lab.

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Time for this month's How its Done: Scan Quality Checks! During this process, the NMMR staff conduct quality control on scanned maps to make sure they are up to our standards. This is done before we make them available to the public. #minemaps #howitsdone
Person working at a dual-monitor computer setup displaying data and a detailed map in an office cubicle.

ALT Person working at a dual-monitor computer setup displaying data and a detailed map in an office cubicle.

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“If words cannot repay the debt we owe these men, surely with our actions we must strive to keep faith with them and with the vision that led them to battle and to final sacrifice.” —Ronald Reagan From the NMMR, we wish you all a happy and safe Memorial Day! #freedom250 #minemap
Detailed block diagram of a Vietnam pit showing layered geological strata and contour lines in a 3D perspective.

ALT Detailed block diagram of a Vietnam pit showing layered geological strata and contour lines in a 3D perspective.

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Bonus edition of “How It’s Done”! Archives Specialist Jessica shows how to safely humidify documents using an easy, at-home setup. It’s one of the ways the NMMR preserves and scans historic mine maps for future generations. Check it out here: youtu.be/B8wx70jkNWc #howitsdone
Person in green shirt stands beside old mining maps displayed on a wall in a National Mine Map Repository setting.

ALT Person in green shirt stands beside old mining maps displayed on a wall in a National Mine Map Repository setting.

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It's time for the next step in our How it's Done Series! This month, we focus on our Scan Processing step. In this step, we take a newly scanned document, and we crop it, position it to the north, add our title block and make sure it is ready for public view! #howitsdone #minemap
Photoshop interface showing an old, weathered map being resized with the Image Size dialog open.

ALT Photoshop interface showing an old, weathered map being resized with the Image Size dialog open.

Old, weathered map displayed in Photoshop with visible creases and annotations on a beige background.

ALT Old, weathered map displayed in Photoshop with visible creases and annotations on a beige background.

Vintage map of a city layout with streets and plots, displayed in a photo editing software interface.

ALT Vintage map of a city layout with streets and plots, displayed in a photo editing software interface.

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“Motherhood is the biggest gamble in the world. It is the glorious life force. It’s huge and scary – it’s an act of infinite optimism.” —Gilda Radner Wishing all the mother's out there a very Happy Mother's Day! 💐 #minemaps #freedom250 #happymothersday
Vintage map showing detailed layout of roads and small settlements in a rural area with handwritten annotations.

ALT Vintage map showing detailed layout of roads and small settlements in a rural area with handwritten annotations.

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This month's How It’s Done looks at scanning. At the NMMR, we use specialized large-format table scanners designed to manage the oversized maps we receive. These tools allow us to capture fine details with precision & care. Check out the video to see one in action! #howitsdone
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On this last day of Passover, check out this Freedom Mine. From all of us at the NMMR, Chag Pesach Sameach! #minemaps #Freedom250
Black and white land map showing plots and boundaries for Freedom Coal Mining Co. in Selma with labeled owners and roads.

ALT Black and white land map showing plots and boundaries for Freedom Coal Mining Co. in Selma with labeled owners and roads.

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Here comes Peter Cottontail… hopping down our bunny trail! 🐰 Hippity hoppity—Easter is on its way, and we’re egg-stra excited to celebrate with you! 🐣 From all of us at NMMR, we’re wishing you and your loved ones a joyful, and very bright Easter! 💛🌷 #minemaps #freedom250
Detailed blueprint map of Bunky Coal Mine in Jefferson County, Ohio, showing mine shafts and tunnels owned by Ralph B. & Jesse Cohen.

ALT Detailed blueprint map of Bunky Coal Mine in Jefferson County, Ohio, showing mine shafts and tunnels owned by Ralph B. & Jesse Cohen.

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🍀 Need a little extra luck this St. Patrick’s Day? Here at the NMMR, we’re hoping the Good Luck Mine, the Shamrock Mine and the Rainbow Mine send some Luck o’ the Irish your way! 🌈 Wishing everyone a safe and lucky St. Patrick’s Day! #minemaps #freedom250
Technical drawing of Shamrock Mine showing detailed track layout and measurements on a blueprint sheet.

ALT Technical drawing of Shamrock Mine showing detailed track layout and measurements on a blueprint sheet.

Technical schematic showing detailed layout and directional arrows for the Good Luck Mine site plan.

ALT Technical schematic showing detailed layout and directional arrows for the Good Luck Mine site plan.

Black and white map showing the layout of Flanders Mineral Mining Company with winding river boundaries and detailed mining structures.

ALT Black and white map showing the layout of Flanders Mineral Mining Company with winding river boundaries and detailed mining structures.

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Post #3 is Inventory! Every map that enters NMMR is first inventoried. Our team checks if it’s a duplicate or new addition. If it’s new, we assign a unique NMMR ID in our database & place the number on the back of the map to keep our collection organized & preserved. #howitsdone
Two women examining large architectural blueprints spread out on a table in a storage room filled with shelves and boxes.

ALT Two women examining large architectural blueprints spread out on a table in a storage room filled with shelves and boxes.

Person writing with a pencil on a white sheet of paper placed on a wooden desk.

ALT Person writing with a pencil on a white sheet of paper placed on a wooden desk.

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This President’s Day, we reflect on the leaders who shaped our nation and celebrate the legacy of our first president. Originally honoring George Washington’s birthday, we mark the occasion this year at the Washington Mine in Denver, Colorado. #minemaps #freedom250
Black and white geologic map showing the Deep Creek Area in Stevens County with labeled rock formations and fault lines.

ALT Black and white geologic map showing the Deep Creek Area in Stevens County with labeled rock formations and fault lines.

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Post #2 of How It’s Done! This month highlights how we acquire our maps. While many are mailed, some require an in-person pickup—often from dusty, cluttered storage rooms. Pictured are NMMR staff carefully passing down rolls of maps in Smithton, PA. #minemaps #freedom250
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What do you want from your Valentine this year — flowers, chocolates, or jewelry? 💐🍫💍 How about sweets instead? 🍬 This Valentine’s Day, the NMMR is offering the Sweetest gift of all: the “Sweet” Mine in Utah ❤️ Happy Valentine's Day! #minemaps #freedom250
Detailed black and white blueprint of Sweet Mine coal mining tunnels and shafts in Utah by Sweet Coal Co.

ALT Detailed black and white blueprint of Sweet Mine coal mining tunnels and shafts in Utah by Sweet Coal Co.

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Public meeting is today! We are conducting an environmental review for a proposed surface mining permit in the No Name area at Navajo Mine. For more details on the review and how to submit comments, visit: osmre.gov/news/OSM-PublicCom…
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January 19 is a day of remembrance. A day to reflect on the courage and vision of Dr. Martin Luther King Jr., who urged us to “Let freedom ring.” In his honor, we share the Freedom Mine in Pike County, Kentucky. #nmmr #inremembrance #martinlutherkingjrday #freedom250
Detailed black and white mine map showing streets, blocks, landmarks, and underground mine workings with a grid overlay and official stamps in the corner.

ALT Detailed black and white mine map showing streets, blocks, landmarks, and underground mine workings with a grid overlay and official stamps in the corner.

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Curious about how maps are added to the NMMR’s public-facing database? Throughout this year, we’ll take you behind the scenes. Check back monthly to learn how the NMMR locates, reviews, and publishes maps through the National Mine Map Repository. #MineMaps #HowItsDone
Wide view of a spacious basement workshop with various tables, storage shelves, and equipment scattered around the room.

ALT Wide view of a spacious basement workshop with various tables, storage shelves, and equipment scattered around the room.

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