Photo-Cravate

OBJECT TYPE: Camera
MANUFACTURER: E. Block
NATIONALITY: French
PLACE MANUFACTURED: France, Paris
OBJECT NAME VARIATION: Bloch's Detective Photo Scarf
INTRODUCTION DATE: Dec. 5, 1890
PRODUCTION DATES: 1891-
PATENT DATE: Oct. 4, 1890
FILM TYPE: dry plate
IMAGE SIZE: 2.5 x 2.5 cm
ORIGINAL LIST PRICE: 35 francs
FUNCTIONAL TYPES:
  detective
  dry plate
  magazine
STANDARD LENSES/SHUTTERS: 25mm f/16 Periscopic

NOTES:
  "An unusual camera designed to be concealed in a necktie, with the
  lens masquerading as a tie-pin. The body of the camera is a flat
  metal box with round ends. Six 23 x 23mm glass plates are advanced
  on a roller-chain controlled by an exterior knob, and the shutter is
  released by a concealed bulb release." (McKeown, 1992).

OBJECT IDENTIFIER: B6510.00001
VIDEODISC 1, FRAME NUMBER: 1139

BIBLIOGRAPHIC REFERENCES:
Lothrop, Eaton S., Jr. --A Century of Cameras from the Collection of the International Museum of Photography at George Eastman House.-- Dobbs Ferry, NY: Morgan & Morgan, 1973. pp 63.//
McKeown, Jim & McKeown, Joan. --Price Guide to Antique & Classic Cameras: 1992-1993.-- Grantsburg, WI: Centennial Photo, 1992. pp 57.//