Roel's Recordings
43 • GMI letmeguess •- Aalten,van,G.H.J. (Geert) - Boomstra,R.P. (Roel), 2012
- Boomstra,R.P. (Roel) - Samb,N. (NDiaga) (2015)
- Boomstra,R.P. (Roel) - Buzinski,E. (Edvard) (2011)
- GMI letmeguess
30 standen met nieuwe motieven
28 • GMI letmeguess •- 6x6 - M:D474950,08172145
- 7x7 - M:D0249,01051217
- 8x8 - M:153849,07131925
- 8x8 - M:1032,02081213
- GMI letmeguess