THERE is certainly no living authority on “colour-vision” more competent to throw light on that intricate and perplexing subject than the author of this work. Sir William Abney has attacked the ...
PROF. BULLER'S “Researches on Fungi” is well known to mycologists. The first volume appeared in 1909, the second in 1922, the third in 1924. The present volume is divided into two parts. The first of ...
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