by Scaife, A | .
by D L Hawksworth | .
by Brian C Sutton | .
by M B Ellis | .
by Asha Chaddha | .
by Uttam Kumar Singh | A K Nayak.
by J Loveday | .
by P H Nye | D J Greenland.
by James R Busvine | .
by F J Simmonds | .
by Siddiqi , Mohammad Rafiq | .
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