International after 150 YearsGeorge C. Comninel, Marcello Musto, Victor Wallis · First published 2017Open the Tome
Introduction to Combinatorics, Second EditionWalter D. Wallis, John C. George · First published 2017Open the Tome
Mother World, The/Beyond the Vanishing PointBruce Wallis, George C. Wallis, Ray Cummings · First published 2016Open the Tome
Pancyclic and Bipancyclic GraphsJohn C. George, Abdollah Khodkar, W.D. Wallis · First published 2016Open the Tome
