Enharmonic Spellings of Perfect Fifths

Just thought I'd make a note of the enharmonic spellings of all the Perfect Fifths - you never know when this kind of thing will come in handy!

Cb - Gb

C - G

C# - G#

Db - Ab

D - A

D# - A#

Eb - Bb

E - B

E# - B# - not often used

Fb - Cb  - also not often used

F - C

F# - C#

Gb - Db

G - D

G# - D#

Ab - Eb

A - E

A# - E#

Bb - F

B - F#

Cb - Gb etc