Fawcett Publications:

Hopalong Cassidy (1943) 1-85
DC Comics:

Hopalong Cassidy (1946) 86-135
Fawcett Publications:

Hopalong Cassidy (1943) 1-85
DC Comics:

Hopalong Cassidy (1946) 86-135
Gilberton:

Classics Illustrated (1941) 90
DC Comics:

Rima the Jungle Girl (1974) 1-7
STRIP: Little Sammy Sneeze {1904-1905}
STRIP: Dream of the Rarebit Fiend {1904-1925}
STRIP: Little Nemo in Slumberland {1905-1927}
Center Publications:

Star Comics (1937) 4-6 + 10-12 + 14-15
Archie Comics:
Blue Ribbon Comics (1939) 1
Street & Smith:
Shadow Comics (1940) 15-17 + 20
McCay Features Syndicate:

[One Shot] Little Nemo in Slumberland (1945)

Fantagraphics: Daydreams and Nightmares: The Fantastic Visions of Winsor McCay 1898-1934 (1988)
Checker Books:

Winston McCay: Early Works (2003) Vol 1-8

[One Shot] Dream of the Rarebit Fiend: The Saturdays (2006)
Sunday Press Books:
[One Shot] Little Sammy Sneeze: The Complete Sunday Comics, 1904-1905 (2007)
IDW Publishing:

Little Nemo: Return to Slumberland (2014) 1-4
Titan Comics:

[One Shot] McCay (2018)
Magnetic Press:

[One Shot] Little Nemo (2021)
Taschen:
[One Shot] The Complete Little Nemo (2022)

STRIP: Little Jimmy {1904-1958} *NO COMIC BOOKS*

STRIP: And Her Name Was Maud {1904-…} *NO COMIC BOOKS*

STRIP: Dolly Dimples {1903-…} *NO COMIC BOOKS*

STRIP: Hugo Hercules {1902-1903} *17 strips all under public domain*

STRIP: Buster Brown {1902-1921} *NO COMIC BOOKS*

STRIP: Billy Bounce {1901-1905} *NO COMIC BOOKS*

STRIP: Alphonse and Gaston {1901-1937} *NO COMIC BOOKS*