Manufacturer:	Aristo
Country of Manufacture:	Germany
Type:	921
Number:
Date of Manufacture:
Scales: (Front)	1 special [2 special] [2 special] 2 special
Scales: (Back)
Number of Scales:	7
Gauge Points:
Slide Rule made from:	Plastic
Cursor made from:	Plastic
Cursor Lines:	1
Overall Length of Rule:	30.0 cm
Length of Scales:	27.2 (max) cm
Width:	4.5 cm
Depth:	0.4 cm
Weight:
Acquired from:	Brigitte Meier
Date:	June 2013
Condition:	Good
Accessories:	Cardboard box. Good condition
Comments:	An unusual Aristo with two slides.