▁ ▁In ▁June ▁ 2 0 1 6 ▁the ▁company ▁introduced ▁a ▁new ▁type ▁cert ified ▁design , ▁the ▁X C ub , ▁which ▁had ▁been ▁secret ly ▁developed ▁over ▁six ▁years . ▁ ▁A ircraft ▁ ▁CC 1 9 - 1 8 0 ▁X C ub ▁ ▁CC 1 8 - 1 8 0 ▁Top ▁Cub ▁ ▁CC 1 1 - 1 0 0 ▁Sport ▁Cub ▁ ▁Car bon ▁Cub ▁F X ▁ ▁CC 1 1 - 1 6 0 ▁Car bon ▁Cub ▁SS ▁ ▁Car bon ▁Cub ▁EX ▁ ▁References ▁ ▁Category : A ircraft ▁manufact ur ers ▁of ▁the ▁United ▁States ▁Category : Comp an ies ▁based ▁in ▁Y ak ima , ▁Washington ▁Category : 1 9 8 0 ▁establish ments ▁in ▁Washington ▁( state ) <0x0A> </s> ▁The ▁St ump ers - L ▁electronic ▁ma iling ▁list , ▁was ▁a ▁resource ▁available ▁for ▁li br ari ans ▁and ▁others ▁to ▁discuss ▁reference ▁questions ▁which ▁they ▁were ▁unable ▁to ▁answer ▁using ▁available ▁resources . ▁It ▁was ▁succeeded ▁by ▁the ▁similar ▁Project ▁W omb at . ▁ ▁Orig ins ▁▁ ▁St ump ers - L ▁began ▁in ▁ 1 9 9 2 , ▁created ▁by ▁Ann ▁Fe en ey , ▁a ▁library ▁school ▁gradu ate ▁student ▁at ▁Ros ary ▁College ▁in ▁River ▁Forest , ▁Illinois , ▁in ▁the ▁United ▁States . ▁It ▁was ▁moved ▁to ▁Con cord ia ▁University , ▁Chicago , ▁then ▁back ▁to ▁Ros ary , ▁which ▁was ▁then ▁renamed ▁Domin ican ▁University . ▁From ▁ 2 0 0