▁ ▁West ▁Ham ▁and ▁the ▁River ▁Le a : ▁A ▁Social ▁and ▁Environment al ▁History ▁of ▁London ' s ▁Indust rial ized ▁Marsh land , ▁ 1 8 3 9 - 1 9 1 4 . ▁ ▁V ancouver . ▁University ▁of ▁British ▁Columbia ▁Press , ▁ 2 0 1 7 . <0x0A> </s> ▁A ▁lo b ▁or ▁long ▁b ob ▁is ▁a ▁form ▁of ▁ha irc ut ▁and ▁a ▁variant ▁of ▁b ob ▁cut . ▁The ▁length ▁is ▁between ▁long ▁hair ▁and ▁a ▁b ob ▁cut . ▁ ▁The ▁lo b ▁is ▁cut ▁just ▁above ▁the ▁shoulders , ▁at ▁shoulder ▁level ▁or ▁just ▁below . ▁ ▁In ▁the ▁ 1 9 2 0 s , ▁many ▁women ▁were ▁choosing ▁to ▁cut ▁their ▁hair ▁into ▁the ▁b ob . ▁Tow ards ▁the ▁end ▁of ▁the ▁de cade , ▁and ▁the ▁start ▁of ▁the ▁Great ▁De pression , ▁a ▁more ▁woman ly ▁look ▁was ▁in ▁style , ▁over ▁the ▁flat - ch ested ▁boy ish ▁f ash ions ▁of ▁the ▁fla pper ▁era . ▁Ha irst yles ▁echo ed ▁this , ▁and ▁were ▁worn ▁slightly ▁longer , ▁often ▁in ▁a ▁page boy . ▁During ▁World ▁War ▁II , ▁it ▁was ▁fashion able ▁to ▁grow ▁one ' s ▁hair ▁long ▁again , ▁but ▁longer ▁b obs ▁were ▁still ▁in ▁fashion , ▁often ▁with ▁victory ▁roll s ▁in ▁the ▁w ake ▁of ▁the ▁al lied ▁victory . ▁▁ ▁During ▁the ▁ 1 9 6 0 s , ▁the ▁b ob ▁returned , ▁al beit ▁much ▁less