LEGO Big Ben - Page 37

1x 1x 4x
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Inadditiontoits
three-times-a-weekwindingthe
clock’sprecisionismaintained
byusingoldpenniestakenout
ofcirculationintheearlys
Theseareaddedtoorremoved
fromtheclock’spendulumto
maintainthetimepieces’accuracy
© parliament.uk
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21013_BI_IN.indd 37 20/01/12 12.24