A W Faber "Castell" 373

(10cm Scale Mini rule, Mannheim, All-celluloid)

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A W Faber "Castell" 373 (1931)
Image
Image Summary
System: Mannheim
Specialization: -
Type: Closed frame
Material: Celluliod
Facings: -
Scale Length: 10cm No of Scales: 4
Front Length: 122mm Front Width: 18mm
Language: German Origin: -
Date: 1931, December
Features/Notes: All celluliod, mini, promotional rule.
Scales (colours as shown)
Front: A [ B, C ] D Back: -
Labels Left: - Labels Left: -
Labels Right: - Labels Right: -
Style: Railway track Typeface: Serif
Extensions: - Decimals: -
Gauge Marks: p (3.14) on A, B, C & D
C (1.13) on C
C1 (3.57) on C
Rulers: cm on top edge flange
inch on back, top edge
Features/Notes: -
Construction
Stock: Laminated celluliod secured with brass pins, one at each end of the upper and lower stock rails, 4 in total (possibly DRGM 1186061, 1931).
Braced with longitudinal brass strips (DRGM 559664, 1932).
Left and right finger cut-outs in well.
5mm flange on top edge for ruler, square bottom edge.
High cursor grooves both cut parallel to front face.
Flat back.
Length x Width x Height (mm) - 122 x 23 x 3.5
Slide: Single sided
Celluloid braced with brass strips (DRGM 559664, 1932).
Laminated celluliod secured with brass pins, two at each end, 4 in total (possibly DRGM 1186061, 1931).
Front face width (mm) - 8
Cursor: Aluminium frame, glass pane.
Square window.
Left end riveted steel spring on top runner.
Single central full length hairline.
Width x Height (mm) - 20 x 21
Printing (colours as shown)
Stock: "373" + scales logo + "A.W.FABER" and then "D.R.P.a." in the well above the groove towards the right end, sans-serif.
"UTA - Unterwasserpumpen - G.m.b.H., Berlin W.9" in the centre of the back, sans-serif.
Slide: -
Cursor: None
Labels: None
Instructions
None
Box (colours as shown)
Style: Travel case L x W x D mm: 127 x 30 x 7
Material: Leather Colour: Brown
Construction: 2 piece stitched.
Fold over flap secured with press-stud.
Printing: None
Labels: None.
Detail Images
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