Leo, most of what Stepenwolf and Three Dog Night did was by Hoyt Axton.
Saw him on a TV show one time, might have been Ralph Emory, think it was, was talking 'bout Hoyt's Mama bein' a song writer also, Mae Boren Axton, co-writer of HeartBreak Hotel and lots of other songs. "Bout then the old lady rode a big Harley up on stage.
Okie boy, related to the Boren's down in west Texas.
Some he wrote that others made famous.
"Greenback Dollar" covered by The Kingston Trio
"The Pusher," covered by Steppenwolf on their debut album in 1968
"No-No Song," which became a #3 hit for Ringo Starr in March 1975
"Never Been To Spain", covered by Three Dog Night, Waylon Jennings, and Elvis Presley
"Joy to the World", the Three Dog Night hit from April 1971 which held US #1 for six weeks
"Snowblind Friend" (1971), covered by Steppenwolf
"Lightning Bar Blues" (1973) covered by Brownsville Station (also a big hit for the Finnish band Hanoi Rocks in the '80s)
"Sweet Misery" (1974) covered by John Denver