The Opdycke lexicon of words selection. by Opdycke, John Baker 1878-

Many my words, a guide to modern usage and expression. by Opdycke, John Baker 1878-

Harper's English grammar by Opdycke, John Baker 1878-1956

Get it right! A cyclopedia of correct English usage by Opdycke, John Baker 1878-

The English of commerce by Opdycke, John Baker 1878-

Elements of composition for secondary schools by Canby, Henry Seidel 1878-

Good English by Canby, Henry Seidel 1878-

Good English by Canby, Henry Seidel 1878-

Elements of composition for secondary schools by Canby, Henry Seidel 1878-, Opdycke, John Baker 1878-