ham , ▁Cov entry , ▁War wick , ▁Bath , ▁Br istol , ▁Oxford ▁and ▁North am pton . ▁These ▁somewhat ▁amateur ▁draw ings , ▁now ▁in ▁the ▁Royal ▁Institute ▁of ▁British ▁Arch itect s ▁Draw ings ▁Collection , ▁show ▁that ▁he ▁was ▁still ▁learning ▁the ▁techniques ▁of ▁his ▁new ▁profession ▁at ▁the ▁age ▁of ▁ 2 2 . ▁His ▁first ▁official ▁post ▁was ▁as ▁Deput y ▁Survey or ▁to ▁W ren ▁at ▁Win chester ▁Palace ▁from ▁ 1 6 8 3 ▁until ▁February ▁ 1 6 8 5 . ▁Haw ks mo or ' s ▁signature ▁appears ▁on ▁a ▁brick maker ' s ▁contract ▁for ▁Win chester ▁Palace ▁in ▁November ▁ 1 6 8 4 . ▁W ren ▁was ▁pay ing ▁him ▁ 2 ▁sh ill ings ▁a ▁day ▁in ▁ 1 6 8 5 ▁as ▁assistant ▁in ▁his ▁office ▁in ▁White hall . ▁ ▁From ▁about ▁ 1 6 8 4 ▁to ▁about ▁ 1 7 0 0 , ▁Haw ks mo or ▁worked ▁with ▁Christopher ▁W ren ▁on ▁projects ▁including ▁Ch else a ▁Hospital , ▁St ▁Paul ' s ▁C athedral , ▁Ham pton ▁Court ▁Palace ▁and ▁Green wich ▁Hospital . ▁Thanks ▁to ▁W ren ' s ▁influence ▁as ▁Survey or - General , ▁Haw ks mo or ▁was ▁named ▁C ler k ▁of ▁the ▁Works ▁at ▁K ens ington ▁Palace ▁( 1 6 8 9 ) ▁and ▁Deput y ▁Survey or ▁of ▁Works ▁at ▁Green wich ▁( 1 7 0 5 ). ▁In ▁ 1 7 1 8 ,