Springer also drew the series "Frank Fleet" for Evergreen Review from 1969 to 1970. From 1971 to 1988 he was a regular contributor to the satiric magazine National Lampoon, occasionally using the pseudonyms Francis Hollidge and Bob Monhegan'''. He came to National Lampoon, he recalled, through O’Donoghue, who had joined the magazine "and called me up almost right away to do a piece called 'Tarzan of the Cows'.
Springer created illustrations for the "Frank Fleet" series in Evergreen Review from 1969 to 1970. From 1971 until 1988, he was a regular contributor to National Lampoon, occasionally using pseudonyms Francis Hollidge and Bob Monhegan. He joined National Lampoon via O’Donoghue, who reached out to him right away for an article called "Tarzan of the Cows".