Showing results for "Surveying tool"
Stereo Isohypsograph
Eduard Von Orel
1911
Cyclograph
Thomas Ferguson
1904
Hodograph
Thomas Ferguson
1904
Pedograph
Thomas Ferguson
1904
Photographic Surveying Perspectograph
Edouard Deville
1895
Willis' Cymograph
W. F. Stanley
1888
Autographometer
Florian De Villepigue
1887
Autographometer
Florian De Villepigue
1887
Hèmèrographe (Telescope Camera Lucida)
Ernest Hareux
Circa 1870
