Photoret Watch camera

OBJECT TYPE: Camera
MANUFACTURER: Magic Introduction Co.
INVENTOR: Dickson, W.K.L.
INVENTOR: Casler, Herman
NATIONALITY: American
PLACE MANUFACTURED: US, NY, New York
INTRODUCTION DATE: ca 1894
PRODUCTION DATES: ca 1894-1901
PATENT DATE: Apr. 3, 1894
FILM TYPE: sheet film
IMAGE SIZE: 13 x 13 mm
ORIGINAL LIST PRICE: $2.50
FUNCTIONAL TYPES:
  subminiature
  detective
  watch
STANDARD LENSES/SHUTTERS: meniscus probably ½ in. focal length
INTEGRATED SHUTTER: Yes

NOTES:
  "c1894. For 6 exposures ½x½" (12x12mm) on round sheet film. Meniscus
  lens. Rotating shutter." (McKeown, 1994).

OBJECT IDENTIFIER: M1935.00001
VIDEODISC 1, FRAME NUMBER: 882

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 85.//
McKeown, Jim & McKeown, Joan. --McKeown's Price Guide to Antique & Classic Cameras: 1995-1996.-- Grantsburg, WI: Centennial Photo, 1994. pp 296.//