PUBLISHERS’ NOTE
As the author unhappily died while his book was still in the printer’s hands, his friend, Mr. Peter MacEwan, editor of The Chemist and Druggist, has been good enough to revise the proofs for press.
As the author unhappily died while his book was still in the printer’s hands, his friend, Mr. Peter MacEwan, editor of The Chemist and Druggist, has been good enough to revise the proofs for press.