‘technology’ historical pictures (exact matches)

Roman battering ram
Roman battering ram
The Romans
The Romans
John James Audubon
John James Audubon
Super-Airplane
Super-Airplane
Premiere Experience Publique D'Eclairage Par L'Electricite Faite A Paris, Sur La Place …
Premiere Experience Publique D'Eclairage Par L'Electricite Faite A Paris, Sur La Place …
The paddle engine room of the Great Eastern
The paddle engine room of the Great Eastern
German engineer Carl Benz and his Benz Patent Motorwagen, 1885
German engineer Carl Benz and his Benz Patent Motorwagen, 1885
X rays – phonograph for deaf-mutes
X rays – phonograph for deaf-mutes