Maxim Lieber was Appel's literary agent in 1933 and 1935. •
Brain Guy, a.k.a.
The Enforcer (1934) •
Four Roads to Death, a.k.a.
Gold and Flesh (1935) •
Runaround (1937) •
The Power-House (1939) •
The Dark Stain (1943) •
But Not Yet Slain (1947) •
Fortress in the Rice (1951) • ''Hell's Kitchen
, a.k.a. Alley Kids'' (1952) •
Plunder (1952) •
Dock Walloper (1953) •
Sweet Money Girl (1954) •
Life and Death of a Tough Guy, a.k.a.
Teen-Age Mobster (1955) •
We Were There in the Klondike Gold Rush (1956) •
The Raw Edge (1958, with cover photo by
David Attie) •
The Funhouse, a.k.a.
The Death Master (1959) •
A Big Man, A Fast Man (1961) •
A Time of Fortune (1963) •
The Devil and W. Kaspar (1977) •
Brain Guy / Plunder (2005) ==References==