Lothal and the Indus Civilization
The 1972 book detailing the first excavations at Lothal by S.R. Rao, the discoverer in of the site in 1954. With some good and important albeit black and white illustrations.
Shikarpur Raganatha Rao
Books on Lothal and the ancient Indus Valley Civilization by Shikarpur Raganatha Rao
Lothal: A Harappan Port Town
A key two volume text by a noted Indian archaeologist detailing the excavations at the Harappan port town of Lothal in Gujarat. Well-illustrated with maps, diagrams and hundreds of photographs.