The book credits two authors: Ellen MacGregor, the author of the first 4 "Miss Pickerell" books who had died in 1954, and Dora Pantell. According to SFE3, "Dora Pantell [...] at least initially used MacGregor's story notes, and signed herself in collaboration with the elder writer until 1983."
The book was published as #2 in the 1980 series of pocketbook reprints published by Archway.
- 1st ed.
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Publication date as 1971-06-01 and cover image from Amazon.com 2018-08-07 as "Publisher: Carson-Dellosa Pub Llc (June 1, 1971)" and ISBN 0070445702 (maybe a later printing).
Amazon shows the same front cover (apparently, URL differs) as 1971 McGraw-Hill hardcover and ASIN B011SJ9OAS.
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Cover artist from SFE3
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Only once found 2018-08-07 in automated search of newspapers:
Bos. Globe 1971-06-26 p11 "Books for the Young", one illustration from the book with caption "Miss Pickerell in space suit floats high above world in ..." (no price).
