Wynne Infallible Exposure Meter,
c.1903 (1894-1905),
actinometer in the shape of a pocket watch.

Watkins Bee Exposure Meter, 1905-1910,
actinometer, in the shape of a pocket watch.

Ica Diaphot, 1921,
extinction meter.

Zeiss Ikon, Diaphot, 1926-1934,
extinction meter.

Metrawatt Tempophot, 1936,
selenium exposure meter.

Metrawatt
Foot Candle Meter, (?),
selenium exposure meter.

Tönnies, Practos Junior, 1938,
Telescopic extinction meter.

Tönnies, Practos Junior, ?,
Telescopic extinction meter.

Weston Electrical Instruments Co Ltd,
Kingston By-Pass, Surrey England, Model E603, ca 1937,
foot-candle meter with external cel.

Johnson, Exposure disc,?,
(Calculateur de pose).

Realt ca.1950-,
selenium exposure meter with 4 extra exposure scales.

Bertram Electro
Bewi Standard,c.1943,
selenium exposure meter.

S.E.I. Exposure Photometer,1948,
(Salford Electrical Instruments Limited),
(Times Mill, Heywood, Lancashire, England),1948-,
Spot meter with a view of 1/2°
and a brightness range which can be measured
is a million to one,
weight 760 gr., serial no.339752A.

Agfa Lucimat, ?,
selenium exposure meter.

Kilfitt Belichtingsmeter, ?,
Densitometer.

Actino, ?,
selenium exposure meter.

Gossen Ombrux, c.1938
selenium exposure meter.

Gossen Sixtus, 1937-55,
selenium exposure meter.

Gossen , Sixon, 1952-58,
Selenium exposure meter
with rollerblind,
serial no.64533.

Gossen, Sixtry, 1952-58,
Selenium exposure meter
with rollerblind,
serial no.RO74848.

Gossen Sixtomat, 1952-58,
Selenium exposure meter
with rollerblind,
serial no.B353284.

Gossen Lunasix 3, 1970,
Exposure meter with CdS-cel,
with teleaccessory and
serial no.252908.

EAW Fotolux II, c.1960,
selenium exposure meter.

Zeiss Ikon Ikophot, c.1953,
selenium exposure meter.

Weston Master II,
Model S141/735, 1946-53,
Selenium exposure meter,
made by Sangamo Weston Ltd,
Enfield, Middx, England,
serial no.K1786.

Weston Master II,
Model 735, 1946-53,
Selenium exposure meter, made by
Weston Elec.Inst.Corp.,
Newark,N.J.,U.S.A.,
serial no.2455378.

General Electric PR-1, 1949,
Selenium Exposure meter, serial no.K60082.

General Electric DW-68, 1951,
Selenium exposure meter, serial no.F12055.