The pound sign is derived from the original German "L", which stands for the the Latin word libra ("pound"), as used in the original duodecimal currency system (pounds, shillings and pence or 'LSD'; see British_coinage#Pre-decimal_system).

used the abbreviation 'LSD' (Libri, Solidi, Denari), libra, being

| | | | | |

| |  |   |    |     |

| | | | | |

| | | | | |
| |  |   |    |     |
| |  |   |    |     |
|12°34'   56"   |
|12°34'     56"     |

ASCII:

 !"#$%&'()*+,-./0123456789:;<=>?
@ABCDEFGHIJKLMNOPQRSTUVWXYZ[\]^_
`abcdefghijklmnopqrstuvwxyz{|}~

It is raining cats and dogs.

Who let the cat out of the bag?

A complication is that there are duplicate categories indicated in the catalog.