Juggler's Slide Rule - S2

(24.4cm Scale, System Tombeur, Basic)

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Juggler's Slide Rule - S2 (2012)
Image
Image Summary
System: System Tombeur
Specialization: Juggling
Type: Closed frame
Material: Mahogany laminate
Facings: Perspex/paper
Scale Length: 24.4cm No of Scales: 3
Front Length: 268mm Front Width: 36mm
Language: English Origin: England
Date: 2012, December
Features/Notes: Basic Juggler's slide rule.
Scales (colours as shown)
Front: A [ C ] §1 Back: -
Labels Left: - Labels Left: -
Labels Right: HEIGHT [ BEAT TIME ] BALLS/THROW Labels Right: -
Style: Railway track Typeface: Serif
Extensions: - Decimals: Integers on C labelled as tenths
Tenths between 1 & 2 on C labelled as hundredths
Gauge Marks: - Rulers: -
Features/Notes: Printed on paper with Perspex facing.
C scale numbers are labelled as x/10
§1 scale (labelled 'BALLS/THROW') is a specialist index scale of throw weights in a juggling pattern.
Labels are printed to the right of the centre of the scales.
Construction
Stock: Solid stock constructed from laminated 4mm thick mahogany strip to make well and slide and cursor grooves.
Square top and bottom edges.
Mid level cursor grooves.
Shallow rebate in back .
Front faced with 1mm Perspex.
Paper scales and Perspex fixed with clear double-sided tape and anchored with M1.2 machine screws, one each at left & right ends of upper and lower rails (4 in total).
Upper and lower rails equal widths (mm) - 12
Varnished excluding sliding contact surfaces and Perspex.
Length x Width x Height (mm) - 268 x 36 x 13
Slide: Single sided
Constructed from laminated 4mm mahogany strip to form locating tongue.
Front faced with 1mm Perspex.
Paper scales and Perspex fixed with clear double-sided tape and anchored with M1.2 machine screws, one each at left & right ends (2 in total).
Varnished excluding sliding contact surfaces and Perspex.
Front face width (mm) - 12
Cursor: 3mm thick Perspex pane attached to seperate top and bottom runners.
Runners fashioned from laminated 4mm mahogany strip.
Varnished excluding sliding contact surfaces and Perspex.
Pane attached to runners with 4 x M1.2 machine screws, one in each corner.
Steel spring on top runner, mounted at left end with a M1.2 machine screw.
Single central full length hairline.
Width x Height (mm) - 32 x 45
Printing (colours as shown)
Stock: Juggling pattern logo + "SYSTEM TOMBEUR - S2" on bottom of lower rail at left end.
"JUGGLER'S SLIDE RULE" on bottom of lower rail in centre.
"MADE IN ENGLAND BY C TOMBEUR" on bottom of lower rail at right end.
Slide: -
Cursor: -
Labels: On back, summary instructions, with footer "www.countbelmiro.com"
Instructions
8 page (including cover) booklet with full instructions, examples and care information, which can be seen here.
Box (colours as shown)
Style: None L x W x D mm: -
Material: - Colour: -
Construction: -
Printing: -
Labels: -
Detail Images
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Click on the images for enlargements.
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