# The Sheridan Libraries
**Source**: https://guides.library.jhu.edu/mapcollection/access
**Parent**: https://dataservices.library.jhu.edu/resources/
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# Maps and Online Map Resources
This guide goes over how to access our printed map collection holdings and online maps from JHU and beyond
- [Accessing maps and online map resources](https://guides.library.jhu.edu/mapcollection/access "The Map Collection within Data Services, its online records and images, and how to access map resources beyond JHU")
- [Distinctive maps we have](https://guides.library.jhu.edu/mapcollection/distinctivemaps "Learn about historically significant maps in our collection, such as the Hackerman Map Collection of the early modern Chesapeake Bay")
- [Library Databases with Mapping and Data Extract Components](https://guides.library.jhu.edu/c.php?g=1114029&p=10929563)
- [Looking for GIS and data resources?](https://guides.library.jhu.edu/mapcollection/4gis "Find geospatial data and scanned maps")
## Librarian
[Email Me](mailto:jeg@jhu.edu "jeg@jhu.edu")
**Contact:**
Librarian for Public Health, Economics, Government Information, Maps\
\
jeg@jhu.edu\
410-516-8435
## Where to find maps at Johns Hopkins
The largest collection of maps at Johns Hopkins is stored at the Libraries Service Center (LSC) but requestable via Catalyst. It is the most comprehensive collection of Baltimore City maps, atlases, and aerial photography found anywhere. Included are thousands of printed map sheets and digital images.
All maps of Baltimore City, the State of Maryland and places within, are listed in the library’s online catalog [Catalyst](https://catalyst.library.jhu.edu/discovery/search?vid=01JHU_INST:JHU). They can be requested for on-site viewing in a library reading room via their Catalyst links. Digital copies of maps, when not covered by copyright restrictions, are available for free downloading via our institutional repository [JScholarship](https://jscholarship.library.jhu.edu/handle/1774.2/32585).
Highlights of the collection include:
- All Maryland historical county atlases (1876 – 1915)
- Baltimore City atlases & maps series (1876 – 2008)
- Topographic maps
- Aerial photography of Baltimore City (1920 – 1972)
- Baltimore urban development plans
- Special purpose maps of Baltimore including, zoning, transit, infrastructure, ward boundaries, neighborhoods, cartoon maps, roads, water distribution, and much more.
In addition to the main map collection at LSC, small collections of maps are found at the **George Peabody Library** and at the **John Work Garrett Library**. Maps in theses collections are also listed in the [Catalyst](http://www.library.jhu.edu/) online catalog. Digital images of their Maryland and Baltimore sheet maps are also included in JScholarship.
## Guide to finding online map resources at JHU and beyond
[Open in new tab for best results. If you get a pop-up telling you to sign in, you can click "Cancel."](https://arcg.is/0KOiab)
## License
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| | These materials are licensed under a Creative Commons [Attribution-NonCommercial-ShareAlike 4.0 International License](https://creativecommons.org/licenses/by-nc-sa/4.0/), attributable to [Data Services](https://dataservices.library.jhu.edu/), Johns Hopkins University. |
- [**Next:** Distinctive maps we have >>](https://guides.library.jhu.edu/mapcollection/distinctivemaps)