▁ 1 9 4 0 , ▁the ▁air port ▁land ▁was ▁don ated ▁to ▁the ▁City ▁of ▁F itch burg ▁and ▁serves ▁the ▁greater ▁F itch burg ▁area . ▁ ▁Business ▁ ▁Through out ▁the ▁early ▁tw enti eth ▁century , ▁F itch burg ▁was ▁known ▁for ▁its ▁paper ▁industry , ▁which ▁occupied ▁the ▁banks ▁of ▁the ▁Nash ua ▁River ▁and ▁employed ▁a ▁large ▁segment ▁of ▁the ▁European ▁imm igr ant ▁population . ▁It ▁has ▁been ▁noted ▁by ▁many ▁residents ▁in ▁F itch burg ▁that ▁the ▁Nash ua ▁River ▁would ▁be ▁dy ed ▁the ▁color ▁the ▁paper ▁mill s ▁had ▁been ▁color ing ▁the ▁paper ▁that ▁day . ▁ ▁F ounded ▁in ▁ 1 9 3 9 , ▁the ▁W ach us ett ▁Pot ato ▁Ch ip ▁Company ▁purchased ▁the ▁former ▁County ▁J ail ▁buildings ▁and ▁grounds ▁in ▁the ▁ 1 9 4 0 s ▁and ▁has ▁operated ▁as ▁a ▁manufact uring ▁and ▁distrib uting ▁facility ▁for ▁sn ack ▁products ▁since ▁that ▁time . ▁It ▁was ▁purchased ▁by ▁U T Z ▁in ▁ 2 0 1 1 ▁and ▁still ▁makes ▁ch ips ▁for ▁local ▁distribution ▁using ▁the ▁W ach us ett ▁name . ▁ ▁Two ▁tr uck ▁manufact uring ▁fir ms , ▁the ▁W ach us ett ▁T ruck ▁Company ▁and ▁the ▁New ▁England ▁T ruck ▁Company , ▁operated ▁in ▁F itch burg ▁during ▁the ▁early ▁tw enti eth ▁century . ▁ ▁Sim onds ▁International , ▁S aw ▁manufact urer ▁founded ▁in ▁F itch burg ▁in ▁ 1 8 3 2 ▁and ▁still