Manufacturer:	A Lafay
Country of Manufacture:	France
Type:	Helice a Calcul No. 2
Number:
Date of Manufacture:
Scales: (Front)	2 spiral
Scales: (Back)	None
Number of Scales:	2
Gauge Points:
Slide Rule made from:	Plastic and paper
Cursor made from:	Plastic
Cursor Lines:	1
Overall Length of Rule:	20.0 cms
Length of Scales:
Width:	4.0 cms diameter
Depth:
Weight:
Acquired from:	Christian Clemencin
Date:	April 2006
Condition:	Fair
Accessories:	Cardboard case.
Comments:	Cylinder rotates inside plastic sheath.