unct ▁organizations ▁based ▁in ▁Virginia ▁Category : Def unct ▁government ▁ag encies ▁Category : Organ izations ▁dis est ab lished ▁in ▁ 1 9 0 3 ▁Category : 1 9 0 3 ▁dis est ab lish ments ▁in ▁the ▁United ▁States ▁Category : G overn ment ▁ag encies ▁established ▁in ▁ 1 8 1 6 ▁Category : 1 8 1 6 ▁establish ments ▁in ▁Virginia <0x0A> </s> ▁Int rodu ced ▁in ▁the ▁early ▁ 1 9 9 0 s , ▁the ▁Micro ▁Sol utions ▁Back pack ▁was ▁a ▁device ▁allowing ▁users ▁to ▁attach ▁a ▁peri pher al ▁drive , ▁namely ▁hard ▁drives , ▁CD - ROM ▁drives , ▁and ▁DVD ± R W ▁drives , ▁to ▁their ▁system . ▁Since ▁USB ▁ports ▁did ▁not ▁exist , ▁this ▁drive ▁plug ged ▁into ▁a ▁system ' s ▁printer ▁port . ▁Back pack s ▁could ▁be ▁da isy - ch ained ▁and ▁still ▁allow ▁for ▁printer ▁usage . ▁ ▁References ▁ ▁Category : Comput er ▁peri pher als <0x0A> </s> ▁Montreal ▁County ▁was ▁an ▁elect oral ▁district ▁of ▁the ▁Legisl ative ▁Assembly ▁of ▁the ▁Parliament ▁of ▁the ▁Province ▁of ▁Canada , ▁in ▁Canada ▁East . ▁ ▁It ▁was ▁created ▁in ▁ 1 8 4 1 ▁and ▁was ▁partially ▁based ▁on ▁the ▁previous ▁elect oral ▁district ▁of ▁the ▁same ▁name ▁for ▁the ▁former ▁Legisl ative ▁Assembly ▁of ▁Lower ▁Canada . ▁ ▁However , ▁a ▁significant ▁part ▁of ▁the ▁old ▁district ▁was ▁car ved ▁out ▁of ▁it ▁and ▁formed ▁the ▁new ▁elect oral ▁district ▁of ▁Montreal , ▁a