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Number:
17341
Author:
F.G.W. Brown
Issue:
ET Vol 65, Jul 1912
Tags:
Non-Conic Curves & Locus/Envelopes
Solved by:
F.G.W. Brown, MQ Vol 99
Solved by:
Henry J. Higgs, MQ Vol 99
Solved by:
A.M. Nesbitt, MQ Vol 99