What and how about "water witching"?
Facts learned from personal experiences in water "witching" or "divining",

APA Citation

Hammerly, C. Clinton. (1935). What and how about "water witching"? Pittsburgh: R. L. Hammerly, sr..

MLA Citation

Hammerly, Clyde Clinton. What And How About "water Witching"? Pittsburgh: R. L. Hammerly, sr., 1935.

Warning: These citations may not always be complete (especially for serials).