This image is released under a CC BY-NC-SA 4.0 Licence
Buy this image as a print
License this image for commercial use at Science and Society Picture Library
'Steward' Patent Telemeter, No.286, in case, by J. H Science Museum Group © The Board of Trustees of the Science Museum
'Steward' Patent Telemeter, No.286, in case, by J. H. Steward, Strand, London, England, 1908-1912