Four drum clinics
Slagwerk 93
Music & Harmony Fair
Ahoy
Rotterdam
Netherlands

1993-09-18 (Date thanks to Slagwerkkrant archives)

01 - Bill Bruford (34:23)
02 - Gene Hoglan (24:00)
03 - Simon Phillips, Part 1 (35:42)
04 - Simon Phillips, Part 2 (Cassette flip) (9:23)
05 - Steve Smith (56:22)

Total time: 02:39:50

Source: Sony TCS-430 -> TDK SA90 -> ION Tape2PC -> Adobe Audition -> WAV