▁an ▁U acht ará in ▁( former ly ▁the ▁Vic er eg al ▁L odge ) ▁in ▁June ▁ 1 9 3 8 . ▁ ▁Imp act ▁of ▁Mc D un phy ▁Mc D un phy ▁proved ▁to ▁be ▁a ▁difficult ▁and ▁complex ▁Secretary ▁to ▁the ▁President . ▁A ▁passion ate ▁bel ie ver ▁in ▁structure , ▁he ▁spent ▁his ▁period ▁in ▁office ▁creating ▁numerous ▁rules ▁and ▁reg ulations . ▁While ▁the ▁first ▁president , ▁the ▁polit ically ▁in ex per ien ced ▁Douglas ▁Hy de ▁accepted ▁his ▁rules ▁automatically , ▁his ▁successor , ▁the ▁more ▁polit ically ▁experienced ▁former ▁T á na iste , ▁Se án ▁T . ▁O ' K elly , ▁who ▁became ▁president ▁in ▁June ▁ 1 9 4 5 , ▁had ▁a ▁more ▁fra ug ht ▁relationship ▁with ▁Mc D un phy ▁and ▁frequently ▁ba ul ked ▁at ▁following ▁Mc D un phy ' s ▁rules . ▁▁ ▁Mc D un phy ▁had ▁a ▁long - term ▁impact ▁on ▁the ▁presiden cy . ▁His ▁ 1 9 4 5 ▁book ▁The ▁President ▁of ▁Ireland : ▁His ▁Pow ers , ▁Function s ▁& ▁D ut ies ▁was ▁seen ▁as ▁the ▁b ible ▁of ▁the ▁office ▁by ▁those ▁seeking ▁to ▁restrict ▁the ▁post ▁and ▁its ▁occup ant . ▁His ▁restrictions , ▁which ▁were ▁viewed ▁as ▁correct ▁( or , ▁if ▁not ▁correct , ▁useful ▁in ▁en abling ▁them ▁to ▁control ▁and ▁restrict ▁pres idents ) ▁by ▁later ▁civil ▁servants , ▁led ▁President ▁Er sk ine ▁Child ers ▁to ▁acc use