None of these show mounting it outboard, but I don't see why it would not
work.

https://archive.org/details/internationaltoolcataloglibrary?query=stanley+71&sin
=&sort=-date


Patrick says you can, so there you go
http://www.supertool.com/StanleyBG/stan10.htm

I imagine the arched mouths might have a bit of trouble reversing the
clamp, but I've never tried.

Kirk, still in HMB 5 minutes later.

On Thu, Jun 10, 2021 at 5:04 PM David Sobel via groups.io  wrote:

> My 70-1/2 has a groove on both sides of the post.  I can face the blade
> outboard mounted to the back of the post, and cut right up to a vertical
> surface. Maybe I am just using it wrong?


Corrected his link here
https://groups.io/g/oldtools/photo/264246/3242352?p=Created,,,20,2,0,0