▁States ▁corpor ations ▁( such ▁as ▁A vis ▁R ent ▁A ▁Car ▁System , ▁Pe psi , ▁H . ▁J . ▁Hein z ▁Company , ▁N ab is co ▁and ▁Dur ac ell ). ▁As ▁an ▁illustr ator ▁for ▁some ▁of ▁the ▁top ▁engineering ▁fir ms ▁from ▁the ▁ 1 9 6 0 s ▁through ▁the ▁ 1 9 8 0 s , ▁Mart ign oni ▁produced ▁illustr ations ▁of ▁fut ur istic ▁engineering ▁projects , ▁such ▁as ▁the ▁Boston ▁T unnel ▁that ▁became ▁known ▁as ▁the ▁Big ▁Dig ▁and ▁America ’ s ▁first ▁people ▁m over ▁that ▁was ▁built ▁at ▁the ▁West ▁Virginia ▁University . ▁In ▁ 1 9 7 3 , ▁Mart ign oni ▁illustrated ▁an ▁instruction al ▁wood working ▁book ▁by ▁author ▁Carol yn ▁Meyer , ▁S aw , ▁Ham mer , ▁and ▁P aint : ▁Wood working ▁and ▁Fin ishing ▁for ▁Begin ners . ▁ ▁In vol ved ▁in ▁personal ▁growth ▁and ▁development ▁ ▁In vol ved ▁in ▁the ▁Path work ▁process ▁developed ▁by ▁John ▁Pier rak os . ▁From ▁its ▁beginning ▁in ▁the ▁ 1 9 6 0 s , ▁Mart ign oni ▁was ▁present ▁at ▁many ▁of ▁the ▁lect ures ▁ch anne led ▁by ▁Eva ▁Bro ch ▁Pier rak os . ▁Mart ign oni ▁expl ored ▁E ST ▁which ▁became ▁Land mark ▁Education ▁in ▁the ▁ 1 9 8 0 s ▁and ▁was ▁in ▁charge ▁of ▁assist ants ▁in ▁Connecticut . ▁She ▁was ▁a ▁member ▁of ▁the ▁Albert son ▁Memorial ▁Church ▁in ▁Green wich , ▁Connecticut .