Mysteries of Time and Space. With Illustrations. Crown 8vo, cloth extra, 7s. 6d.
Wages and Wants of Science Workers. Crown 8vo, 1s. 6d.
"Mr. Proctor, of all writers of our time, best conforms to Matthew Arnold's conception of a man of culture, in that he strives to humanise knowledge and divest it of whatever is harsh, crude, or technical, and so makes it a source of happiness and brightness for all."—Westminster Review.
Library Editions, many Illustrated, crown 8vo, cloth extra, 3s. 6d. each.
Piccadilly Novels, The.
Popular Stories by the Best Authors.
BY MRS. ALEXANDER.
Maid, Wife, or Widow?