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Old 12-27-2011, 06:06 AM
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Leo Leo is offline
German Model Rocket Builder
 
Join Date: Sep 2005
Location: Germany
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Quote:
Originally Posted by blackshire
This is excellent! I hadn't thought of including a substitute parts (Semroc parts) list. Also:

I am just curious as to whether the body tube is a "hard metric" length (300 mm) or a "soft conversion" from 12" (305 mm). Since the Canadians had just begun their (still uncompleted) conversion to the metric system (in 1971, if memory serves) before the Aeronautical Lab Kit came out in 1973 (all figures given in its manual are metric), I wouldn't be surprised if some of the parts in the kit were made to "soft-converted" inch-based specifications using legacy inch-based tooling.



I've measured all the tubes I have and they come out at exactly this length:

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