Longcase Grandfather Clocks

Why are they called grandfather clocks?

Clock Winding Keys Kit Set - Sizes 000 To 15 For Mantle, Longcase, Grandfather Clocks - Santo André BIZ [Visit Site | Read More]

Scores of grandfather clocks to be sold at auction - BBC [Visit Site | Read More]

Exquisite Charles II ebony longcase clock worth over £3 million at risk of leaving UK - GOV.UK [Visit Site | Read More]