14 hardcover volumes. Includes the titles:

Tarzan of the Apes: Grosset & Dunlap, 1914, early reprint, original jacket, very good condition

The Return of Tarzan: Grosset & Dunlap, 1915, early reprint, original jacket

The Beasts of Tarzan: Grosset & Dunlap, 1916, early reprint, original jacket

The Son of Tarzan: Grosset & Dunlap, 1917, early reprint, original jacket

Tarzan and the Jewels of Opar: Grosset & Dunlap, 1918, reprint, facsimile first edition jacket (A. C. McClurg)

Jungle Tales of Tarzan: Grosset & Dunlap, 1919, early reprint, original jacket

Tarzan and the Lost Empire: Burroughs, 1929, early reprint, original jacket

Tarzan at the Earth's Core: Burroughs, 1930, early reprint, original jacket

Tarzan Triumphant: Burroughs, 1932, early reprint, original jacket

Tarzan and the City of Gold: Burroughs, 1933, early reprint, original jacket

Tarzan and the Lion Man: Burroughs, 1934, early reprint, original jacket

Tarzan and the Leopard Men: Burroughs, 1935, early reprint, original jacket

Tarzan's Quest: Burroughs, 1936, early reprint, facsimile jacket

Tarzan and the Foreign Legion: Burroughs, 1947, first edition, original jacket

Covers, hinges, and bindings are in tact. Overall clean pages. Some cover wear, scattered stains and light foxing, and previous owner names.

The Return of Tarzan has a stain to the back cover and tape to the jacket, as shown. The Son of Tarzan has tape and a dampstain to the interior jacket, as shown. Jungle Tales of Tarzan has a ding to a few pages. Jewels of Opar has a crease to a few pages, as shown. 

The dust jackets are protected in new, removable mylar covers for collecting.