To H.F. Talbot Esq –
Sir,
The workman has just brought in, the two wedges and the calc & par eye piece. I have put in the wedges losely, <sic> so that you may examine them and if found right you will no doubt attach them with the balsam
I remain Sir
Yrs obediently
Francis Watkins
5 Charg X
29/4/36