In article ,
martin writes:
| On 02 Dec 2003 09:00:03 GMT, (BridgeP) wrote:
|
| I was taught that it is 'fogs up'. This is in the text books. It allows more
| mortar/brick. 'Frogs down' is the economy method - les mortar.
|
| What's a frog in this context?

Much the same as on a horse, though nothing to do with frogging.

[ The indentation on the top or bottom or both. ]


Regards,
Nick Maclaren.