H. G. Ollendorff's Neue Methode

A New Method of Learning to Read, Write, and Speak a Language in Six Months

A key to the exercises in the new method of learning to read, write, and speak a language in six months, adapted to the Italian

A Key to the Exercises in Ollendorff's New Method of Learning to Read, Write, and Speak the French Language

Ollendorff's new method of learning to read, write, and speak the German language

Ollendorff's New Method of Learning to Read, Write, and Speak : The Spanish Language

Ollendorff's New Method of Learning to Read, Write, and Speak the French Language

Key to the Exercises in Ollendorf's New Method of Learning to Read, Write, and Speak the Spanish Language

New Method of Learning ... Italian Language

Key to the Exercises in Ollendorff's New Method of Learning to Read, Write, and Speak the French L

The Student's Assistant; Or, a Key to the Exercises in Ollendorff's New Method of Learning the German Language