Bassoon: Fingering Charts — Finger Chart
Finger Chart is a free site with interactive fingering charts for flute, oboe, clarinet, bass clarinet, saxophone, bassoon, trumpet, horn, trombone, euphonium, baritone and tuba. Users select a note to see the fingering and hear it at concert pitch, and each chart can be printed as a PDF. It's aimed mainly at developing players and students learning secondary instruments.
Bass Clarinet: Beginner Guide — Music & Arts
“A bass clarinet has a neck instead of a barrel, and the bell of the instrument has a slot for a peg on the back of it. The peg is there to support the weight of the instrument on the ground while player is sitting.”
Bass Clarinet: Brief Description — Vienna Symphony Library
“As is evident from the name, the bass clarinet is the bass instrument of the clarinet family. It has been used to provide the bass voice in the orchestra woodwind section since the middle of the 19th century, a role it shares with the bassoon. The bass clarinet is appreciated for its expressive timbre, which is often poetically described as ”dark velvet”.“
Bass Clarinet: Instrument Studies for Eyes and Ears — Jacobs School of Music
Instrument Studies for Eyes and Ears, by Don Freund, site designed by Reid Merzbacher
Bass Clarinet: The Orchestra Up Close — Orchestre Métropolitain
“Part of the woodwind family, the bass clarinet has the deepest sound of the clarinet family. The instrument is so big that it must be supported by a floor peg.”
Clarinet: The Orchestra: A User's Manual — Andrew Hugill
“The aim of The Orchestra: A User's Manual is to provide information about the orchestra, orchestration, composition and instruments, for the benefit of anybody with an interest in the subject.”