Donald Lam and Bertha Cool

1 The Bigger They Come (1939)
     aka Lam to the Slaughter
1.5 The Knife Slipped (2016)
2 Turn on the Heat (1940)
3 Gold Comes in Bricks (1940)
4 Spill the Jackpot (1941)
5 Double or Quits (1941)
6 Owls Don't Blink (1942)
7 Bats Fly at Dusk (1942)
8 Cats Prowl at Night (1943)
9 Give 'em the Ax (1944)
     aka An Axe to Grind
10 Crows Can't Count (1946)
11 Fools Die on Friday (1947)
12 Bedrooms Have Windows (1949)
13 Top of the Heap (1952)
14 Some Women Won't Wait (1953)
15 Beware the Curves (1956)
16 You Can Die Laughing (1957)
17 Some Slips Don't Show (1957)
18 The Count of Nine (1958)
19 Pass the Gravy (1959)
20 Kept Women Can't Quit (1960)
21 Bachelors Get Lonely (1961)
22 Shills Can't Cash Chips (1961)
     aka Stop at the Red Light
23 Try Anything Once (1962)
24 Fish or Cut Bait (1963)
25 Up for Grabs (1964)
26 Cut Thin to Win (1965)
27 Widows Wear Weeds (1966)
28 Traps Need Fresh Bait (1967)
29 All Grass Isn't Green (1970)