Parautoptic lock, by Day & Newell, Manhattan, New York, New York State, United States of America, 1851. Exhibited at the 1851 Great Exhibition, London, England. Despite many attempts, there is no record that this lock has ever been picked. Parautoptic lock, exhibited at the 1851 Great Exhibition 1851
Key, for Parautoptic lock, including: Display-set of fifteen changeable Key-Bits; Key-Bits Spindle; Key Shaft Spindle, with decorative end; and Chain attached to Key, by Day & Newell, Manhattan, New York, New York State, United States of America, 1851. Exhibited at the 1851 Great Exhibition, London, England. Key, for Parautoptic lock, exhibited at the 1851 Great Exhibition 1851
Exhibition Display Frame, for Parautoptic lock, by Day & Newell, Manhattan, New York, New York State, United States of America, 1851. Exhibited at the 1851 Great Exhibition, London, England. Exhibition Display Frame, for Parautoptic lock, exhibited at the 1851 Great Exhibition 1851
Brass machine-screw, one of six, for securing the Parautoptic lock to the Exhibition Display Frame, by Day & Newell, Manhattan, New York, New York State, United States of America, 1851. Exhibited at the 1851 Great Exhibition, London, England. Screw, for securing Parautoptic lock to Display Frame, at the 1851 Great Exhibition 1851
Photo Meter, Darkroom Model A-3, in case, made by Science & Mechanics' Instruments Division, Dept. 229 Park Avenue South, New York, New York, US, 1970-1980, used by Martin Richardson in his holographic practice. Photo meter used for holography 1970-1980
Associated Press photograph titled 'Sir Laurence at opening of New York theatre'. Caption on back reads: British star and screen actor Sir Laurence Olivier abd Mrs. Robert Sherwood (left) have their tickets checked by Lois Kester as they arrive for the opening of the Lunt-Fontanne Theatre (formerly The Globe) in New York, May 5. A new play, "The Visit", starring Alfred Lunt and his wife, Lynn Fontanne, rang up the curtain. The performance was followed by a ball in aid of the Mary McArthur Memorial Fund, at the Astor Hotel. Sir Laurence Olivier at opening of Lunt-Fontanne Theatre 08 May 1958
Brass machine-screw, one of six, for securing the Parautoptic lock to the Exhibition Display Frame, by Day & Newell, Manhattan, New York, New York State, United States of America, 1851. Exhibited at the 1851 Great Exhibition, London, England. Screw, for securing Parautoptic lock to Display Frame, at the 1851 Great Exhibition 1851
Brass machine-screw, one of six, for securing the Parautoptic lock to the Exhibition Display Frame, by Day & Newell, Manhattan, New York, New York State, United States of America, 1851. Exhibited at the 1851 Great Exhibition, London, England. Screw, for securing Parautoptic lock to Display Frame, at the 1851 Great Exhibition 1851
Brass machine-screw, one of six, for securing the Parautoptic lock to the Exhibition Display Frame, by Day & Newell, Manhattan, New York, New York State, United States of America, 1851. Exhibited at the 1851 Great Exhibition, London, England. Screw, for securing Parautoptic lock to Display Frame, at the 1851 Great Exhibition 1851
Brass machine-screw, one of six, for securing the Parautoptic lock to the Exhibition Display Frame, by Day & Newell, Manhattan, New York, New York State, United States of America, 1851. Exhibited at the 1851 Great Exhibition, London, England. Screw, for securing Parautoptic lock to Display Frame, at the 1851 Great Exhibition 1851
Key-Bits, working-set of six, for Parautoptic lock, by Day & Newell, Manhattan, New York, New York State, United States of America, 1851. Exhibited at the 1851 Great Exhibition, London, England. Key-Bits, working-set of six 1851
Brass machine-screw, one of six, for securing the Parautoptic lock to the Exhibition Display Frame, by Day & Newell, Manhattan, New York, New York State, United States of America, 1851. Exhibited at the 1851 Great Exhibition, London, England. Screw, for securing Parautoptic lock to Display Frame, at the 1851 Great Exhibition 1851