A Historical Perspective On Vintage Robeson Tang Stamps
Robeson tang stamps album 1 (click the R to view the album)
Robeson tang stamps album 2 (click the R to view the album)
Robeson tang stamps album 3 (click the R to view the album)
Robeson Numbering System
Robeson pocket knives were stamped with a five digit pattern number, sometimes with a letter prefix or six digit number from about 1915 to 1999. The first digit signified the handle material; the second digit, the number of blades; the third digit, the Liner and Bolster material; and the remaining two or three digits, the Factory Pattern Number.
First number or Letter- Handle Material:
0 – Metal (Aluminum, Stainless Steel)
1 – Black Cocobola Wood, Black Composition
2 – Rosewood, Walnut
3 – Polished Black Composition
4 – Ivory Celluloid
5 – Saw Cut Bone, Gold Filled Metal, Stag, Saw Cut Delrin
6 – Bone, Rough Jigged Black Plastic, Jigged Delrin
7 – Pearl, Abalone
8 – Multi-Colored Celluloid, Single Color Celluloid
9 – French Pearl Celluloid, Christmas Tree Celluloid, ShurWood, Gun Metal
C – Celluloid
G – Gold
Second Number – Number of Blades
Third Number – Liner and Bolster Material:
0 – Combination Handle, Liner and Bolster
1 – Steel Liner and Bolster
2 – Brass Linder and Bolster
3 – Nickel Silver Liner and Bolster
5 – Special
6 – Iron Liner and Bolster or Iron Bolster
8 – Steel Frame Liner and Bolster
9 – Stainless Steel Liner and Bolster
Fourth, Fifth and Sixth Numbers – Factory Pattern Number:
Two or three digits indicating knife model.
Usually indicates a modification to an already introduced pattern. Examples are the addition of a bail or change from a clip to a spear blade.
All info courtesy of AAPK dot com and a special thanks to RobesonesRme dot com (Charlie) for letting me use his pictures and info.
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Robeson ShurEdge 2017-04-23
Dating Robeson by their tang stamps