Album has these songs
All songs from every album releases
Many songs are available for 30 seconds preview listening (by Spotify Audio Preview Clips)
#1
Sustaining Cylinders
30:43
#2
Sleeping Conches
30:26
Album has 2 releases
Album releases in order of release date. Media format, release date, country, etc.

Cassete
1977
United States

CD
2001
Netherlands