Frank Riccotti to The Door into Summer in 7 Steps
- Frank Riccotti played percussion for Frankenstein, Merlin & The Operation
- Frankenstein, Merlin & The Operation was produced by Ringo Starr
- Ringo Starr played drums for All My Life
- All My Life was arranged by Harry Nilsson
- Harry Nilsson produced Rainmaker
- Rainmaker was recorded by Michael Nesmith
- Michael Nesmith played guitar for The Door into Summer