W. R. Hamilton

I ll iMl/ l«/ Introduction This field guide is divided into three sections, namely minerals, rocks (including meteorites and tektites) and fossils. Each section comprises an introductory part, which is illustrated by line drawings, and a descriptive part, which is illustrated by line drawings...

Avant-propos Les sabots sont formés des parties en corne qui se développent autour des doigts de nombreux mammiferes. Le cheval a un seul doigt arrondi a chaque membre, tandis que ia vache a deux grands doigts pointus et deux doigts plus petits. Le pied de l'éléphant est pourvu de cinq...

W\ fV.'-'^ .'t I 'li'U:.; f wm li'^'M:,, i' i r 1 . I ¦ ' I ¦ ¦ ¦ i' ' A', I '.II !• i I I 'i' i 1,1; . i ) ',1 'i.l I'-'l. -I ' ii i'i ip' i I' -1( 1 I' • ^ •I'l' iiji Preface In preparing this book we have been fortunate in being able to use for the colour...