Ka rite ki nga rauemi o te Ordnance Survey i tona aroaro, whakawhānui James tona rangahau topographic ki te 21-kilomita radius, tango ia rite tawhiti rite ki te rohe o Midlothian. riro ia he kiato o e pā ana ki 5,300 kg · m-3. i te whakamātautau i roto i te 2005 i te huringa o te mahi 1774: hei utu o te tātaitanga rerekētanga rohe i roto i te zenith, i hanga te whakamātautau he whakataurite tino tika o te wā o te pendulum i te tihi, me te raro o Schiehallion. te wā o te pendulum ko te g, te whakatere ā-rohe rohe. tūmanakohia te pendulum mamati ki te rere puhoi, engari ka mahi i roto i te teitei o te maunga o Arthur i roto i te pokapū o Edinburgh. Ka rite ki te tikanga o te whakamātautau i roto i te tau 1774 o te whenua, ka taea te tango i te reira i te painga nui ki te whakatutuki i te rerekētanga nui o te rahinga papatipu o te whenua, engari i roto i te tikanga o te whakamātautau i roto i te tau
Ko Henry James