1860
Langenheim Brothers [Frederick and William Langenheim], 1849
Langenheim Brothers [Frederick and William Langenheim], 1856
Langenheim Brothers [Frederick and William Langenheim], 1855
Langenheim Brothers [Frederick and William Langenheim], 1860
Langenheim Brothers [Frederick and William Langenheim], 1853
Langenheim Brothers [Frederick and William Langenheim], 1854
Langenheim Brothers [Frederick and William Langenheim], 1845
Langenheim Brothers [Frederick and William Langenheim], 1850
![[Felsenkeller]](https://media.getty.edu/iiif/image/b4b004a8-ce42-4b57-acb4-966bccedf25c/full/843,/0/default.jpg)
![[The General Post Office at Washington]](https://media.getty.edu/iiif/image/66cb46cf-9b37-44e7-91e8-fee1b6b5a5fd/full/843,/0/default.jpg)
![[Portrait of a Seated Woman in Matron Cap]](https://media.getty.edu/iiif/image/cbbce70d-9af6-4d1e-915c-2854a5aca980/full/843,/0/default.jpg)
![[Portrait of Two Seated Men]](https://media.getty.edu/iiif/image/8e4dc9e6-6dde-4ad5-98e7-17c61f39aba3/full/843,/0/default.jpg)
![[Untitled]](https://media.getty.edu/iiif/image/35822c6f-bda3-4fdc-8726-759ef9131208/full/843,/0/default.jpg)