Showing results for "1900-1950"
Hoot-Nanny No. 1
Northern Signal Company (Flo-Tronics)
Circa 1950
Hoot-Nanny No. 2
Northern Signal Company (Flo-Tronics)
Circa 1950
Meccanograph no.8.02
Meccano System
1949
Chambre Claire Universelle (Camera Lucida)
Pierre Berville
1948
Meccanograph no.8.22
Meccano System
1941
Signature Writing Apparatus
Louis Glassman
1940
Apparatus for Producing Stereographic Drawings
John T. Rule
1937
Robot Pen
Unknown
1937
Pendulum Toy
G.E. Worthington
1932
Chambre Claire Universelle (Camera Lucida)
Pierre Berville
1925
Meccanograph no.708
Meccano System
1922
Pantograph Perfectionné
J. Conte
Circa 1920
Simple Rectilinear Harmonograph
Archibald Williams
1917
Benham's Twin Elliptic Pendulum Harmonograph
Archibald Williams
1917
Goold's Twin Elliptic Pendulum Harmonograph
Archibald Williams
1917
Silhouettograph
Archibald Williams
1917
Meccanograph no.316
Meccano System
1916
Affinograph
Oswald Gottlieb Coradi
1915
Spectrograph
Leonora Binko
1914
Coordinatograph
Oswald Gottlieb Coradi
1912
Stereo Isohypsograph
Eduard Von Orel
1911
Pendulograph
H. Pearce
1908
Chambre Claire (Camera Lucida)
Pierre Berville
1907
Ellipsograph with Pantograph
J.J. Rexroth
1905
Cyclograph
Thomas Ferguson
1904
Hodograph
Thomas Ferguson
1904
Pedograph
Thomas Ferguson
1904
Harmonograph
Archibald Williams
1902