1 . ▁It ▁was ▁held ▁in ▁Washington , ▁D . C . ▁in ▁the ▁United ▁States ▁and ▁played ▁on ▁ind oor ▁car pet ▁courts ▁from ▁ 1 9 7 2 ▁to ▁ 1 9 7 5 ▁and ▁again ▁from ▁ 1 9 7 8 ▁to ▁ 1 9 9 0 . ▁From ▁ 1 9 7 6 ▁to ▁ 1 9 7 7 ▁it ▁was ▁played ▁on ▁ind oor ▁hard ▁courts ▁and ▁in ▁the ▁final ▁year ▁it ▁was ▁played ▁on ▁out door ▁hard ▁courts . ▁ ▁The ▁event ▁was ▁known ▁by ▁several ▁different ▁names . ▁For ▁the ▁majority ▁of ▁its ▁run ▁the ▁tournament ▁was ▁called ▁the ▁Virginia ▁S lim s ▁of ▁Washington ▁due ▁to ▁spons or ship ▁with ▁Virginia ▁S lim s . ▁It ▁was ▁also ▁known ▁as ▁the ▁Col gate ▁Championships ▁of ▁Washington ▁and ▁the ▁Av on ▁Championships ▁of ▁Washington . ▁ ▁Mart ina ▁Nav rat il ova ▁was ▁the ▁most ▁successful ▁player ▁winning ▁ 9 ▁titles ▁overall . ▁ ▁The ▁tournament ▁was ▁abol ished ▁after ▁the ▁ 1 9 9 1 ▁edition ▁when ▁its ▁own ers ▁Pro - Serv ▁sold ▁it ▁abroad . ▁ ▁Past ▁final s ▁ ▁Singles ▁ ▁Dou bles ▁ ▁See ▁also ▁ ▁Washington ▁Open ▁ ▁Notes ▁ ▁References ▁ ▁External ▁links ▁ ▁W TA ▁Results ▁Archive ▁▁▁ ▁Category : C arp et ▁court ▁tennis ▁tournament s ▁Category : H ard ▁court ▁tennis ▁tournament s ▁Category : Def unct ▁tennis ▁tournament s ▁in ▁the ▁United ▁States ▁Category : V ir gin ia ▁S lim s ▁tennis ▁tournament s