About Walter Laird W.R. Laird is Associate Professor of History at Carleton University. Books by Walter Laird The Unfinished Mechanics of Giuseppe Moletti An Edition and English Translation of His Dialogue on Mechanics, 1576 by (author) Walter Laird The Unfinished Mechanics of Giuseppe Moletti An Edition and English Translation of His Dialogue on Mechanics, 1576 by (author) Walter Laird