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Number:
17482
Author:
C.W.T. Hook
Issue:
ET Vol 66, Mar 1913
Tags:
Non-Conic Curves & Locus/Envelopes
Solved by:
C.W.T. Hook, MQ Vol 100
Solved by:
R. Tata, MQ Vol 100
Solved by:
C.E. Wright, MQ Vol 100