P number: | P000166 |
---|---|
Old photograph number: | C03814 |
Caption: | Processing of Scottish mica. Pitlochry Depot (January 1945). Perthshire. |
Description: | A single box of processed mica being carefully packed. One of the sorting boxes lies alongside. The principal factors which determine the quality of a block of mica are clearness, hardness and flatness. Air spots, mineral vegetable spots and lines, softness and wavyness reduce the electrical and/or mechanical strength of the mica. Packing graded sheet mica for despatch at the Sorting Factory. After packing the boxes were dispatched to London. Each packing case contained about 50 lbs. of mica packed in layers with the edges overlapping to prevent damage in transit. |
Date taken: | 01/01/1945 |
Photographer: | Fisher, W.D. |
Copyright statement: | Crown |
Acknowledgment: | This image was digitized with grant-in-aid from SCRAN the Scottish Cultural Resources Access Network |
X longitude/easting: | 294500 |
Y latitude/northing: | 758500 |
Coordinate reference system, ESPG code: | 27700 (OSGB 1936 / British National Grid) |
Orientation: | Landscape |
Size: | 111.17 KB; 1000 x 710 pixels; 85 x 60 mm (print at 300 DPI); 265 x 188 mm (screen at 96 DPI); |
Average Rating: | Not yet rated |
Categories: | Best of BGS Images/ Images from the archives |
Reviews
There is currently no feedback