Online Resources and Exhibits

Analysis of Paper Thickness on 3d Beavers

Saskatoon Stamp Centre

This listing was published in Saskatoon Stamp Centre Catalogue 208, distributed 14 June 1999.
The “Thickness” column values were printed incorrectly in the catalogue.


The table below is based on the measurement of 125 1852-1857 3d Beaver stamps on wove paper in the Saskatoon Stamp Centre inventory between 1987 and 1999.

Cat #

Thickness
4
Red Wove
4a
Brown Red Wove
4c
Ribbed Soft Wove
4d/xi
Thin Paper
4i
Deep Red
4ii
Orange Red
4iv
Thin Oily
4v
Thick Hard
Total
0.0018" 1 1
0.0019" 0
0.0020" 5 3 8
0.0021" 1 1
0.0022" 12 1 13
0.0023" 2 6 1 9
0.0024" 7 1 8
0.0025" 4 11 1 16
0.0026" 1 1
0.0027" 1 1 1 3
0.0028" 8 1 3 12
0.0029" 1 1 1 3
0.0030" 10 1 4 2 17
0.0031" 1 3 4
0.0032" 3 3 1 1 8
0.0033" 1 2 1 1 5
0.0034" 2 2
0.0035" 2 2 2 6
0.0036" 3 3
0.0037" 1 1
0.0038" 2 2
0.0039" 0
0.0040" 2 2
Qty 26 14 8 42 8 8 8 11 125
Total 766 452 201 966 250 238 172 403 3448
Average 29.46 32.29 25.13 23.00 31.25 29.75 21.50 36.64 27.58

Pencil marks, hinge remnants, and even minor creases/bends will affect the measurements obtained by several 10,000th of an inch.


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