7 – 1 9 0 1 ) ▁moved ▁from ▁Connecticut ▁to ▁Prov idence . ▁He ▁was ▁a ▁pro ponent ▁of ▁the ▁double - entry ▁book keep ing ▁system , ▁but ▁found ▁that ▁most ▁mer ch ants ▁in ▁town ▁used ▁the ▁single - entry ▁system . ▁S ens ing ▁an ▁opportunity , ▁in ▁June ▁ 1 8 4 6 ▁he ▁opened ▁Sch ol field ' s ▁Com mer cial ▁College ▁in ▁dow nt own ▁Prov idence . ▁It ▁was ▁the ▁first ▁business ▁school ▁in ▁the ▁city . ▁Event ually ▁the ▁double - entry ▁method ▁became ▁the ▁dominant ▁account ing ▁system ▁in ▁town . ▁ ▁By ▁ 1 8 6 7 , ▁the ▁school ▁bo asted ▁twelve ▁fac ulty ▁and ▁an ▁average ▁daily ▁attend ance ▁of ▁ 6 5 0 ▁students . ▁ ▁C ourses ▁Book keep ing ▁was ▁the ▁main ▁course ▁of ▁study ▁at ▁Sch ol field ' s . ▁The ▁school ▁promoted ▁itself ▁as ▁teaching ▁a ▁superior ▁and ▁original ▁method , ▁which ▁they ▁called ▁" Sch ol field ' s ▁Man us cript ▁System ▁of ▁Book - Ke eping ." ▁This ▁method ▁disp ensed ▁with ▁text books , ▁and ▁was ▁simultaneously ▁more ▁thorough ▁and ▁faster ▁to ▁learn ▁than ▁other ▁account ing ▁methods . ▁The ▁school ▁offered ▁" special ▁attention " ▁to ▁book keep ing ▁for ▁the ▁Jew ell ery ▁industry , ▁which ▁was ▁an ▁important ▁industry ▁in ▁Prov idence ▁at ▁the ▁time . ▁Further , ▁the ▁school ▁bo asted ▁that ▁Sch ol field ' s ▁System ▁would ▁" render ▁the ▁perpet r ation