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Number:
17184
Author:
C.M. Ross
Issue:
ET Vol 64, Nov 1911
Tags:
Non-Conic Curves & Locus/Envelopes
Solved by:
C.M. Ross, MQ Vol 98
Solved by:
T. Worrall, MQ Vol 98
Solved by:
C.E. Wright, MQ Vol 98