Dave Platt wrote:
See Ed Laport's "Radio Antenna Engineering", section 3.22, page 311
and following, for a basic writeup. Following sections discuss
rhombics, fishbones, and inverted-V travelling wave antennas.

A scan of this book is available as a free download:

http://snulbug.mtview.ca.us/books/Ra...naEngineering/
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Dave, Congrats ; a real feat to preserve this book ,bringing it in the
public domain .

Frank GM0CSZ / KN6WH