▁the ▁metropol itan ▁bor ough ▁as ▁recorded ▁at ▁each ▁census ▁was ▁as ▁follows : ▁ ▁Lamb eth ▁V est ry ▁ 1 8 0 1 – 1 8 9 9 ▁ ▁Metropolitan ▁Bor ough ▁ 1 9 0 0 – 1 9 6 1 ▁{ | ▁class =" wik itable " ▁ ▁! ▁Year ▁|| ▁ 1 9 0 1 || ▁ 1 9 1 1 ▁|| ▁ 1 9 2 1 ▁|| ▁ 1 9 3 1 ▁|| ▁ 1 9 4 1 ▁|| 1 9 5 1 ▁|| ▁ 1 9 6 1 ▁ ▁| - ▁! ▁Population ▁|| ▁ 3 0 1 , 8 9 5 ▁|| ▁ 2 9 8 , 0 5 8 ▁|| ▁ 3 0 2 , 8 6 3 ▁|| ▁ 2 9 6 , 1 4 7 ▁|| < ref > The ▁census ▁was ▁susp ended ▁for ▁World ▁War ▁II </ ref > ▁|| ▁ 2 3 0 , 2 4 0 ▁|| ▁ 2 2 3 , 7 6 3 ▁| } ▁ ▁Co at ▁of ▁arms ▁ ▁When ▁the ▁bor ough ▁was ▁created ▁in ▁ 1 9 0 0 , ▁the ▁corpor ation ▁adopted ▁a ▁se al ▁which ▁was ▁used ▁in ▁place ▁of ▁a ▁coat ▁of ▁arms . ▁The ▁device ▁was ▁derived ▁from ▁that ▁of ▁the ▁bor ough ' s ▁for er un ner , ▁Lamb eth ▁V est ry . ▁At ▁the ▁base ▁of ▁the ▁se al ▁was ▁a ▁l amb , ▁a ▁play ▁on ▁the ▁name ▁" L amb eth