M65-M69 oboe alone
M245-M246 oboe with piano accompaniment
M288-M289 duets - two wind instruments
M290-M291 duets - wind and string instruments
M1022 concertos with orchestra
M1023 concertos (usually arranged for piano reduction)
M1122 concertos with string orchestra
M1123 concertos (usually arranged for piano reduction)
ML940 history and criticism
ML941 oboe reed making
MT362-MT365 studies and methods
MT366 orchestral excerpts
For English Horn use the same subject headings but substitute English Horn.
Dictionaries / Encyclopedias
General Books