Complex sentence: Arrowsmiths printed these appreciations as prefaces to the 1910 issue, produced as a pocket edition which proved immediately popular with the reading public, and was followed by numerous reprintings.
Split into simpler sentences: Arrowsmiths printed these appreciations as prefaces to the 1910 issue, produced as a pocket edition. This edition proved immediately popular with the reading public, and was followed by numerous reprintings.