While Clausager did write the Big Healey book in the the wonderful,
authoritative, "Original" series of restorer's guides, the book referred to
by Rich, called " Original Sprite & Midget" is actually by Terry Horler of the
UK Midget Sprite Club,.
This superb series (around 24 volumes) of black-covered books published in
hardcover by Bay View Books in the nineties, is regrettably now out of print.
SOME of the titles, including the Sprite title, have been currently reissued
in softcover by their new publisher Motorbooks in the USA.
Here are some other Sprite books: