|
Date: |
|
Description: | metal semi-circular case enclosing a 0.00005" scale, ranging from +/- 20 to +/-20; "Full Jeweled" is printed below the scale of the gauge; a small metal knob on right sets the pointer; metal cylinder descends from bottom of case with a sensitive metal pressue point; the number 0399 is etched on the back of the casing. Gauge is kept in a wooden box which has been specially made to fit it; wooden box has sliding lide with the number 0399 on the lable; box also houses a lable stating that it was "withdrawn from circulation into stock 19/5/76" signed by J.M. Insh; maker name and location on back | License: | http://www.abdn.ac.uk/historic/Copyright_terms_conditions.shtml | Publisher: | ABDNP University of Aberdeen, Natural Philosophy Collection of Historical Scientific Instruments | Rights holder: | 47718 | Temporal: | 1950-1970 | Source: | University of Aberdeen | Creator: | Mahr | Identifier: | http://calms.abdn.ac.uk/Geology/dserve.e... | Go to resource |
|
More Like this...
-
-
-
-
-
-
-
-
-
-
1759
A mahogany deck box fitted…
|