Low Powered (or 'Hobby') and High Powered Rocketry?
Is it really a well defined plateau?
TBerk
Yes. Model rocketry is carefully defined. HPR is "well" defined. No association actually exactly follows all the rules as authored by them. Jerry
Read the full replyLow Powered (or 'Hobby') and High Powered Rocketry?
Is it really a well defined plateau?
TBerk
Yes. Model rocketry is carefully defined.
HPR is "well" defined.
No association actually exactly follows all the rules as authored by them.
Jerry
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