Note: Imprint: Ballantine U Imprint / Ballantine Books, Inc.

Note: Part of a larger Ballantine Books paperback series, not all comics. Continues from series #339. Continues into series #341. Imprint: Ballantine Books, Inc.

Note: Unlike with the two Henry Holt "Barnaby" books that featured some redrawn strips, this series reprints unedited the original PM magazine strips. Originally slated to be a twelve volume series.

Note: Numbering continues from Utterly Mad (Ballantine Books, 1956 series) #266 (March 1958) Numbering continues in On an Odd Note (Ballantine Books, 1958 series) #268 ([May 9] 1958) Numbering continues from Utterly Mad (Ballantine Books, 1956 series) #493k (February 1961) Numbering continues in ? (Ballantine Books, ? series) #495 ? Numbering continues from Hardrock (Ballantine Books, 1963 series) #714 (1963) Numbering continues in ? (Ballantine Books, ? series) #716 ? Numbering continues from Utterly Mad (Ballantine Books, 1956 series) #U2104 (December 1963) Numbering continues in Tales From the Crypt (Ballantine Books, 1964 series) #U2106 (December 1964) Numbering continues from Utterly Mad (Ballantine Books, 1956 series) #01566 (March 1970) Numbering continues in ? (Ballantine Books, ? series) #01568 ? Numbering continues from Farthest Star (Ballantine Books, 1975 series) #24330 (February 1975) Numbering continues in ? (Ballantine Books, ? series) #24332 ? Numbering continues from ? (Ballantine Books, ? series) #25282 ? Numbering continues in ? (Ballantine Books, ? series) #25284 ? Numbering continues from A Passion for Power (Ballantine Books, 1983 series) #28263 (July 1983) Numbering continues in Star Trek Log Two (Del Rey / Ballantine Books, 1979 series) #28265 (April 1979) Fifth of the Mad paperback reprints, as indicated by the number 5 (or 5th) on the covers of some editions. There were several issues in this series, starting with #267 and 267K, both first printings. The "k" in 267k refers to books distributed through Kable Distribution. First printing (#267 and #267k): October 1958. Second printing (#267 ? and 267k ?): December 1958. Third printing (#267 ? and 267k ?): April 1959. Fourth printing (#267 ? and 267k ?): October 1959. Fifth printing (#267 ? and 267k): May 1960. First Canadian printing (#267 ? and 267k ?): June 1960. Sixth printing (#494k): February 1961. Seventh printing (#715): circa 1962 ? A revised edition then was created which included additional material. First printing (#U2105): December 1963. First Canadian printing (#U2105): May 1964. Fourth printing (#01567): March 1969. Eighth printing and second Canadian printing (#24331): January 1975. Ninth printing (#25283): June 1976. Unknown printing (#28264): circa 1979.

Note: Part of a larger Ballantine Books paperback series, not all comics. Continues from series #U2270. Continues into series #U2272. Copyright 1966 by Russ Jones Productions.

Note: Numbering continues from A Town Is Drowning (Ballantine Books, 1955 series) #123 ([November 23] 1955) [non-comic paperback publication of the Crest Book series] Numbering continues in North to Texas (Ballantine Books, 1955 series) #125 (1955) [non-comic paperback publication of the Crest Book series] Numbering continues from Mad Strikes Back (Ballantine Books, 1955 series) #264 (May 1958) Numbering continues in Utterly Mad (Ballantine Books, 1956 series) #266 (October 1958) Numbering continues from Mad Strikes Back (Ballantine Books, 1955 series) #491K? (January 1961) Numbering continues in Utterly Mad (Ballantine Books, 1956 series) #493K (February 1961) Numbering continues from Mad Strikes Back (Ballantine Books, 1955 series) #U2102 (October 1964) Numbering continues in Utterly Mad (Ballantine Books, 1956 series) #U2104 (October 1964) Numbering continues from Mad Strikes Back (Ballantine Books, 1955 series) #01564 (March 1970) Numbering continues in Utterly Mad (Ballantine Books, 1956 series) #01566 (March 1970) Numbering continues from Help I Am Being Held Prisoner (Ballantine Books, 1975 series) #24426 ([April 12] 1975) Numbering continues in ? (Ballantine Books, 19XX series) #24428 Numbering continues from Mad Strikes Back! (Ballantine Books, 1975 series) #28191 (1978) Numbering continues in Titus Alone (Del Rey; Ballantine Books, 1978 series) #28193 (November 1978) Third book in Ballantine's series of Mad reprint paperbacks, as indicated by the number 3 on the covers of some printings. 22 known printings.

Note: First of the Mad paperback reprints, as indicated by the number 1 on the covers of some editions.

Note: Second of the Mad paperback reprints, as indicated by the number 2 on the covers of some editions.

Note: Continues from Ballantine Books series non-comic paperback #U2139. Continues as series #U2141 (The Autumn People, 1965 series). The pages were re-arranged to fit the smaller paperback size; hence story page counts do not match the originals. Second printing April 1965.

Note: Fourth of the Mad paperback reprints, as indicated by the number 4 on the covers of some editions.

Note: The first edition has 3 printings (1952, 1953, 1956); the second (1959) edition is the 4th printing; the third edition (1965) is the 5th printing.