Longimetra. 



^7 



The 2 I Chapter 



Hovvycm^y rr.oflplcafantly andnciflly wiiha plainegl.iflfcfrom 

 anhighcliffe, mcafurctUcdiHanceofanyShippcor 

 Ships en the Sea, as followeth. 



y >TO g.j^>^tf^ " Of ^f Q ^i"^f Of (SlalTf foi tijis piirpofc is of flccic find? pulliftc^ra 

 V^^^l r^r^^ ^^'^' ^^^ S^uprrfitifg tbcre of bee (niootlje , neither conucreno! con* 



uf tl) pee to bang iSp'sbouc tl)C top of tbc cliffc Uittl) t\)t puUifijcD (fee 

 totonctoarb equfrnflant to t\}t 0?? jon Uiberctitpou inufiufefirfac 

 ^fe^<J§ DiligciK f ,fp? if tbcre liappcn Buy mo) in tlje fituation tberc ofjgrc ac 

 ^ inromifnicnfctnavfolIoiMf inpourmcnfuratioH. Cbis Hone , let ii 



:.V<r\Y/'^*r'-^^--<« pIumbE line fall from ibf Centre cf pour € laffe to tbe $)upetficif« 

 grcimo platte en tfjctop of tbe cliffc : (IdImcI) grDunDeplatfc)alfo pouniuCbfc Come Wli* 

 gmre in tbe cbopfe tbere of, tljat it be as Icuell ano phrnc ajs pe ran finbe anp,but tf u bejioc 

 altogitljcr rum o) tract k ncll.pce Ml fiipplie that tuante as 31 fbaHtcereaftcr Qjetoe pou: 

 but to refurne to tbcpurpofcjpour ClafTf tl)u« fitunte , turning pour f»c£ fotoaro t\)t fljip 

 w otbf r marlif on tbe fca.tobofe bittance pt e tjr(lre,goe bscktoarn , alluap bauin(j|»our epe 

 fireo on tbe ©laffe till Ui(h time ai pe can fee tbe ^hip,o? ratbcr tbe Derp 5)ufl nej:f e to tijt 

 Ujatf r t[jfrcin,tl;flt bone,Ift anot^ plumbe line fall from pour tifc to tbe grounb, tijen cir. 

 rumfpc c tip mcafurc botb t^clcngtb of tbefe plunibe linc^ , anD alfo ffje bidance bcttoeenc 

 this plumbe line ann tbe etbcr tljat fell from tbc Centre of tbe ClalTe, tlj'^'lionf , pee (ball 

 uctJuct tl}( k Bgtb of rije perpentJicular fro m pour epe, out of tbe lengtb of tbe otbcr pcrpen- 

 uifUlare fttmt pour 6lafre,anti tbe difference referuefo? a Diuifo? , tbenmultfplie tbe tu 

 fiance of tbe ttoo pnrpcnuicularc lines(,bp t}3t beigtb of tbe Cliffe , 31 meane ft om t^t toater 

 tpt»arb to t^e eislTc, anb tbe pjoDuct oiuioe b^ pour referueo Oiuifo?, tbe Cuotient toill 

 (bete pen fl?e tract biff ance to tbe febtp o? marke.'But if pour grounu be not leuen,pc (bail 

 bpvmr^unU}ant fctrcf) tlje Difference oj inetjualitie tljereof , anB if it beelofcoer at tljt 

 c^Iafftlbanattfjebietoing Cation, pou (ball DeUucttlje Difference from pourDmifo?,bu< 

 tf fontnrrftmrctlje Difference (ballfje auoeb to tbe }Di\x\(o} , anD tben QjsXl pee luo^ke a3 % 

 4>«icMo^wdareb. 



C 2 £« mpick 



No. 1057. 



The celebrated account (printed in 1591) anticipating the invention 



of the Telescope (ascribed to Galileo, a.d. 1609). 



* • • • J 



