135. Chalcedony. St. Genevieve county, Mo.
136. Madreporite. Gallatin county, Illinois.
137. Primitive granular limestone. Carrara, Italy.
138. Egyptian marble.
139. Argillaceous porphyry. France.
140 and 141. Milford marble.
142 and 143. Philadelphia marble.
144. Egyptian marble.
145. Bituminous shale.
146. Cubical iron-ore. Jefferson county, Mo.