"My Grandfather's Clock" is a song written in 1876 by Henry Clay Work, the author of "Marching Through Georgia". It is a standard of British brass bands and colliery bands, and is also popular in bluegrass music.
приобщаемся к культурным пластам, на этот раз английским ))
и теперь напольные часы тоже так называют, в связи с песней.