ing ▁and ▁this ▁period ▁of ▁education ▁design ▁was ▁p iv otal ▁in ▁this ▁regard . ▁In ▁his ▁designs ▁he ▁allowed ▁for ▁vent ilation ▁of ▁the ▁class rooms ▁and ▁ce iling ▁space ▁by ▁providing ▁prominent ▁and ▁decor ative ▁vent ilation ▁fle ches ▁to ▁the ▁roof . ▁The ▁standard ▁Fer g us on ▁class room ▁was ▁a ▁low - set , ▁tim ber - fr amed ▁structure ▁with ▁a ▁g able ▁roof , ▁ver and ah s ▁front ▁and ▁back , ▁and ▁mod est ▁" C arp enter ▁Goth ic " ▁tim ber ▁detail ing . ▁It ▁included ▁a ▁c oved ▁ce iling ; ▁while ▁tim ber ▁roof ▁tr uss es ▁were ▁exposed ▁within ▁the ▁space . ▁Many ▁more ▁and ▁larger ▁windows ▁were ▁introduced ▁with ▁high ▁s ill ▁height s ▁that ▁did ▁not ▁allow ▁dra ug ht s ▁and ▁sun light ▁to ▁enter ▁the ▁room . ▁ ▁In ▁ 1 8 8 5 ▁Robert ▁Fer g us on ▁was ▁replaced ▁by ▁his ▁brother ▁John ▁Fer g us on ▁who ▁continued ▁to ▁implement ▁his ▁brother ' s ▁designs ▁until ▁John ' s ▁death ▁in ▁ 1 8 9 3 , ▁when ▁responsibility ▁for ▁school ▁buildings ▁passed ▁back ▁to ▁the ▁Department ▁of ▁Public ▁Works . ▁The ▁Fer g us on ▁period ▁( 1 8 7 9 - 1 8 9 3 ) ▁is ▁distinct ▁and ▁marked ▁by ▁extensive ▁red es ign ▁of ▁school ▁buildings ▁including ▁associated ▁structures ▁and ▁furn iture . ▁The ▁Fer g us on ▁brothers ' ▁designs ▁were ▁reflect ive ▁of ▁education ▁requirements ▁of ▁the