R.A. Colby, Inc.
PO Box 4058
Johnson City, TN 37602
ph: 423-282-4473
info@racolby.com
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RA Colby Organbuilder


Halving: 24
Ears: 1-36
Skiving: Outside
Tuner Style: Stoppers
Compass: 1-61

Pipe# C1 C2 C3 C4 C5 C6 C7
Scale              
Mouth Width Ratio              
Mouth Width cm 7.4 3.85 2.5 1.6 1.1 .7  
Cut Up cm 5.1 2.75 1.7 .9 .6 .35  
Cut Up Ratio 7/10 7/10 7/10 3/5 1/2 1/2  
# nicks in languid 20 16 13 12 10 9  
Tuned Lengthcm 129 66.2 33.4 16.2 8.3 3.35  
Total Pipe Heightcm 160 96 59 39.5 32 25.5  
Toe Hole Dia mm 9 5 4 3 2 1.5  
Roller Beard Dia mm              
Wind Way mm 1.5 1 .5 .5 .5 .5  
Mat'l Thickness mm 1.4 8 5 4.5 4.5 4.5  
Hook Heights"              



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8' Bourdon
• 10.3 x 11.5 cm
• 61 pipes

• $1295 + shipping/handling

• KA04.11-100