New documentation is typically added to the HABS/HAER/HALS Collection on a quarterly basis. This page will be updated accordingly.
Collection Counts by Program
Program | Surveys | Black & White Photographs (from Large-Format Black & White Negatives) | Color Photographs (from Large-Format Color Transparencies) | History Pages | Measured Drawings (Counted by Sheet) | Field Notes (Counted by Folder) | URL |
---|---|---|---|---|---|---|---|
Historic American Buildings Survey (HABS) | 34,455 | 202,062 | 3,776 | 142,026 | 63,533 | 8,585 | All HABS Documentation |
Historic American Engineering Record (HAER) | 10,709 | 121,551 | 2,133 | 115,598 | 7,306 | 2,757 | All HAER Documentation |
Historic American Landscapes Survey (HALS) | 1,075 | 8,068 | 291 | 16,373 | 1,381 | 242 | All HALS Documentation |
Totals: | 46,239 | 331,681 | 6,200 | 273,997 | 72,220 | 11,584 | Entire Collection |
Last updated: June 2025
Last updated: June 26, 2025