All about Engineering; a Book for Boys on the Great Civil and Mechanical Engineering Wonders of the WorldGordon D. (Gordon Daniell) Knox · First published 2023Open the Tome
The Spirit of the Soil or An Account of Nitrogen Fixation in the Soil by Bacteria and of the Production of Auximones in Bacterized PeatGordon D. Knox · First published 1916Open the Tome
