Arthur Leroy

Magic From A 2 Z

1930.

Dariel Fitzkee

Linking ring manipulation

The American Studios, San Francisco 1930.

Edwin A. French

French's manipulative magic with additions

1930.

Nelson C. Hahne

Here's magic

1930.

D.J. Lonergan

Slate-secrets: a professional treatise

1930.

Henry Rex Hauptmann

How to routine magic

1930.

Harlan Tarbell

Tarbell post-graduate service in magic. Service no. 1.

1930.

Secret writing for the amateur detective

1930.

Proceedings of the Society for Psychical Research

Vol. 39, London 1930.

Agosta-Meynier

Le Prestidigitateur. Gazette mensuelle des artistes professionnels et amateurs

N. 133, Paris, gennaio 1930.