Mystery Comics Digest (1972) 5 & 10

The Occult Files of Doctor Spektor (1973) 1

Mystery Comics Digest (1972) 11

The Occult Files of Doctor Spektor (1973) 2

Mystery Comics Digest (1972) 12

The Occult Files of Doctor Spektor (1973) 3-4

The Occult Files of Doctor Spektor (1973) 5

The Occult Files of Doctor Spektor (1973) 6

The Occult Files of Doctor Spektor (1973) 7

Gold Key Comics’1974: The Occult Files of Dr. Spektor #8 – A History of Comics Index

The Occult Files of Doctor Spektor (1973) 9

The Occult Files of Doctor Spektor (1973) 10

Mystery Comics Digest (1972) 21

The Occult Files of Doctor Spektor (1973) 11-13

Spine-Tingling Tales (1975) 1

The Occult Files of Doctor Spektor (1973) 14-15

Spine-Tingling Tales (1975) 2

The Occult Files of Doctor Spektor (1973) 16

The Occult Files of Doctor Spektor (1973) 17

Spine-Tingling Tales (1975) 3

The Occult Files of Doctor Spektor (1973) 18

Spine-Tingling Tales (1975) 4

The Occult Files of Doctor Spektor (1973) 19-24

Tragg and the Sky Gods (1975) 8 {1977}

Gold Key Spotlight (1976) 8 {1977}