▁center ▁was ▁destroyed ▁when ▁the ▁ 4 7 - story ▁tower ▁col lapsed ▁at ▁about ▁ 5 : 2 5 ▁p . m . ▁on ▁ 9 - 1 1 . ▁ ▁References ▁ ▁External ▁links ▁ ▁Category : L iving ▁people ▁Category : Year ▁of ▁birth ▁missing ▁( l iving ▁people ) ▁Category : American ▁chief ▁execut ives ▁Category : Un ited ▁States ▁Department ▁of ▁Health ▁and ▁Human ▁Services ▁officials ▁Category : J oh ns ▁Hop kins ▁Blo om berg ▁School ▁of ▁Public ▁Health ▁al umn i ▁Category : 2 0 0 1 ▁anth ra x ▁attacks ▁Category : New ▁York ▁City ▁Emer gency ▁Management <0x0A> </s> ▁F ang ▁Lan fen ▁( tc : ▁ 方 <0xE8> <0x98> <0xAD> <0xE8> <0x8A> <0xAC> , ▁sc : ▁ 方 <0xE5> <0x85> <0xB0> <0xE8> <0x8A> <0xAC> , ▁p iny in : ▁F ā ng ▁L án f ē n ) ▁was ▁a ▁Chinese ▁poet ▁and ▁scholar ▁during ▁the ▁late ▁Q ing ▁Empire . ▁ ▁Biography ▁▁ ▁F ang ▁Lan fen ▁was ▁born ▁in ▁T ong ch eng ▁County , ▁An hui ▁during ▁the ▁late - Q ing ▁Empire . ▁ ▁He ▁is ▁best ▁known ▁for ▁his ▁work ▁from ▁ 1 8 4 1 , ▁National ▁K ans ai ▁Line age ▁in ▁Six ▁Vol umes . ▁A ▁wood block ▁print ▁of ▁this ▁work ▁is ▁kept ▁at ▁the ▁National ▁Library ▁of ▁China . ▁ ▁F ang ▁was ▁the ▁son ▁of ▁F ang ▁Z hip u ▁( zh : ▁ 方 <0xE8> <0x87> <0xB3> <0xE6> <0x9C> <0xB4> ,