Madas calculating machine, model 10R 1269 by H.W. Egli Limited, Zurich, Switzerland and bag. Madas calculating machine 1960-1970
Bottle of 'Kri' obtundent paste, by Pharmachemie AG, Zurich (53), Switzerland, 1950-1965. Bottle of 'Kri' obtundent paste 1950-1965
Bottle of "Kri" iodoform paste, for root dressing, by Pharmachemie AG, Switzerland, 1955-1970 Bottle of "Kri" iodoform paste 1955-1970
Maurer type photographic sunshine recorder, by Usteri-Reinacher, Th., Zurich, Switzerland, 1886-1893 Maurer type photographic sunshine recorder, 1886-1893 1886-1893
Pretema Spectromat FS 3A spectrophotometer for measuring the reflectance of a surface as a function of wavelength (colour) selected by 33 interference filters, for calculating CIE tristimulus values, and printing the results. Made by Pretema AG, Riedstrasse 8, CH-8953 Dietikon/ZH, Birmensdorf, Zurich, Switzerland, 1965-1969. Pretema Spectromat FS 3A spectrophotometer 1965-1969
Coradi compensating planimeter, type: CORA-Senior, serial number 1358 with case. Coradi compensating planimeter
Two boxed bottles of De Trey's thymozin, by De Trey Bros., Zurich, Switzerland, 1925-1930 Two boxed bottles of De Trey's thymozin 1925-1930
CD (Conception Days) Indicator, with instruction leaflet and blue outer case, C.D. Indicator Ltd, Zurich, Switzerland, 1954-1969 CD (Conception Days) Indicator 1954-1969
Madas electrically driven calculating machine no.12465, slider setting, capacity 9 x 9 x 16, with metal cover by H.W. Egli Limited, Zurich, Switzerland. Madas electrically driven calculating machine no.12465 1935-1950