- Script
- Julius Schwartz
- Pencils
- Morris Waldinger
- Inks
- Tommy Nicolosi
- Colors
- ?
- Letters
- Milt Snapinn
- Genre
- non-fiction; math & science
Information for this sequence from Arthur Lortie.
- Script
- Julius Schwartz [as Science Editor]
- Pencils
- Raymond Perry
- Inks
- Raymond Perry
- Colors
- ?
- Letters
- typeset
- Genre
- non-fiction
Letters from A.C. and C.D.H.