It's just been pointed out to me, and haven't used this part of the Forest of Dean records before:

Under the heading: Resources, and bottom right is

Summary Convictions Register 1853-1879

Searching for PARRY and WEBB gives a number of 'hits' which includes Mary Parry in Ross

James PARRY in 1878, only 4' 3inches tall at the age of 15 - for stealing apples (probably starving)

also known to P.C. SMITH mother: Mary PARRY