Page 342: Photography, advantages of its introduction[was split across a line break without a hyphen] as an official department of the British Museum, 16, 17,[original has a semi-colon] 85, 86,[original has a semi-colon] 234-252
Page 343: Thompson, Sir E. M., K.C.B., on use of blotting paper in the Middle Ages, 171[original has a period instead of a comma and page number is missing]