Beautiful Music for Two String Instruments, by Samuel Applebaum. Volume 1, for two cellos. Both parts on the same page. Can be used with any of the Beautiful Music Volumes 1 to create duets for cello/ viola or cello/ violin.
Contents of Volume 1:
The basic bowings are introduced. The first section presents duets in half and quarter notes while the remainder of the book introduces eighth notes and dotted quarters.