Full Details


Name and Model Number Meyrat & Perdrizet Type 2
Country of Origin Switzerland
Date of Manufacture ~ 1880 - 1914 
Front Scales C/D
Back Scales None
Scale Length Approx 16cm.
Type of Rule Watch Type
Construction Metal
Area of Use Generic
Comment Patented in 1880 in France, the M&P Type 2 slide rule (without a watch movement)
is actually the device illustrated in the patent, and while not as “sexy” as its
Type 1 brother it is a very attractive device. There are a number of variants
(e.g. with and without gearing to the pointer) and we are collecting serial numbers,
so if you have an example, please contact us so that we can add the relevant
information to our database of examples.
Rarity RRR
Donor Collection of a French gentleman
Match Number 47
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RR = Rare -- 1 of 25 collectors has one; it may take a year to find an example in the marketplace.   
RRR = Very rare -- only very few known to collectors; may take several years before one comes up for sale.   
RRRR = Extremely rare -- a museum piece; unlikely that an example will ever come up for sale.