Wells - Numerical Obliterator & Duplex cancels

According to Parmenter Wells had three 4HOS or 3HOS cancels, a 4VOS cancel that has not been seen, a sideways duplex cancel and three varieties of 4VOD cancel.  This first sheet shows one of the 3HOS cancels.

An example of the sideways duplex cancel:

The next two sheets show examples of the first two varieties of 4VOD cancel - the differences are in the town cancel, one being "WELLS / SOMT", the other being "WELLS-SOMST".  The one missing is "WELLS / SOM".