Infallible exposure meter
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Exposure Measurement
Infallible exposure meter
1928
Metal and paper
Overall: 2 3/16 × 3 1/8 × 13/16 in. (5.5 × 8 × 2 cm)
Gift of Fr. Raymond Valle, 1963
DescriptionExposure meter (pocket watch size), in metal case, with instructions.
Inscriptions Printed in red ink, on case lid, C: WYNNE'S "INFALLIBLE" \ PHOTOGRAPHIC \ EXPOSURE METER \ AN UNERRING GUIDE TO \ THE CORRECT EXPOSURE REQUIRED \ FOR EVERY SPEED OF PLATE, \ ON EVERY KIND OF SUBJECT AND \ UNDER EVERY CONDITION OF LIGHT. \ Sole Agents for U.S.A. \ GEORGE MURPHY, Inc., \ 57 East 9th Street, NEW YORK.
Printed in black ink, cover of instruction booklet, T: April 1928 Copyright. \ Latest list of \ PLATE SPEEDS \ FOR USE WITH \ WYNNE'S \ "Infallible" Exposure Meters
Printed in black ink, recto of meter, TC: U.S. STOPS AND SPEED Nos. \ ACTINOMETER \ TIME AND \ EXPOSURE \ IN SECONDS \ OR MINUTES. \ Wynne's \ "Infallible" \ Exposure \ Meter
Printed in black ink, cover of instruction booklet, T: April 1928 Copyright. \ Latest list of \ PLATE SPEEDS \ FOR USE WITH \ WYNNE'S \ "Infallible" Exposure Meters
Printed in black ink, recto of meter, TC: U.S. STOPS AND SPEED Nos. \ ACTINOMETER \ TIME AND \ EXPOSURE \ IN SECONDS \ OR MINUTES. \ Wynne's \ "Infallible" \ Exposure \ Meter
