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chemical balance

1913

Short-Beam Chemical Balance

1950-1955

Chemical Balance

1945-1955

Beamscale, in mahogany and glass case

circa 1886

Chainomatic analytical balance (model No.48GC) by L. Oertling Ltd

1949

Long-Beam Chemical Balance

1800-1810

Oertling No.3A analytical balance

1848-1882

Chemical Balance

1895-1905

Chemical Balance

1920-1930

Chemical Balance

1935-1945

Short-Beam Chemical Balance

1956

Chemical Balance

1905-1915

Gendle balloon balance, Met O 97. for pilot balloon, for Royal Navy Meteorological Service

Analytical chemical balance in glazed cabinet.

1874-1876

Commercial electronic weighing scales

2000-2001
Metal hand balance with an iron beam and brass pans.

Metal hand balance with an iron beam and brass pans

1830-1860
Miller's Vacuum Balance [comparator], by L. Oertling, 1870, glass side caps (broken glass replaced 18/ 10/33). Length of beam 1'-4", sensitivity 0.0042gr.

Miller's Vacuum Balance by L. Oertling, 1870

1870
Balance to carry 1000 grammes and to turn with 20 milligrammes 6 inch pans

Analytical balance

circa 1886
Chemical balance by F. Sartorius, 1879 in wooden case.

Chemical Balance

1879
Oertling model 5SBP analytical balance with separate telescope, serial no.11192, made 1910.

Oertling model 5SBP analytical balance, 1913, with free standing telescope

1910
Automatic one-pan analytical balance, 1963 (Oertling model HO5)

Automatic one-pan analytical balance

1963
Wind Tunnel Mechanical Balance, used Initially in the RAE 24 Foot Wind Tunnel, Plus Set of Weights.

Wind Tunnel Mechanical Balance

Balance to carry 10 Kilogrammes, and a centigramme, 10 inch pans

Analytical balance

circa 1886
Nivoc (trademark) aperiodic analytical balance made by W & J George & Becker Ltd, Birmingham, Serial No. 356, capacity 200 grams, c.1950s

Nivoc (trademark) aperiodic analytical balance made by W & J George & Becker Ltd

1950-1959