The illustrations of this Guide Leaflet, all of which show specimens 
in the Bement Collection, are reproduced from ‘‘A Popular Guide to 
Minerals,’’ by L. P. Gratacap, A.M. 
Through the courtesy of the publisher, copies of this volume, | 
which describes and illustrates the Bement Collection in detail, may 
be purchased at a considerable reduction on the published price by 
applying at the Visitors’ Room. 


