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Set of five seawater hydrometers and glass jar

Set of five seawater hydrometers and glass jar

1930
Case for thermometer by Muller

Case for thermometer by Muller

1910
Weight, for thermometer by Muller, Ilmenau, 1910, for Nansen-Pettersson waterbottle

Weight, for thermometer

1910
Glass flask, erlenmeyer (conical), made by VEB Werk für Technisches Glas, Ilmenau, German Democratic Republic, 1969-1990. The object has the inscriptions "RASOTHERM", "500ml" and "MADE IN GDR" inside a white lined square; a white square writing box; the company logo contained within a box and graduation lines at 50mL intervals from 200mL to 500mL.

Erlenmeyer (conical) flask, 500mL

1969-1990
Thermometer by Muller, Ilmenau, 1910, for Nansen-Pettersson waterbottle

Thermometer by Muller

1910
Glass flask, Erlenmeyer (conical) flask 1000mL, made by VEB Werk für Technisches Glas, Ilmenau, German Democratic Republic, 1969-1990. The object has the inscriptions "RASOTHERM", "1000ml" and "MADE IN GDR" inside a white lined square; a white square writing box; the company logo contained within a box and graduation lines at 100mL intervals from 400mL to 1000mL.

Erlenmeyer (conical) flask, 1000mL

1969-1990