"The Caller" (or in Geordie dialect – The Caaller) is a Geordie folk song written in the 19th century by Edward “Ned” Corvan, in a style deriving from music hall.
1891”[1]< This book was first published in 1862, being re-written and upgraded on several occasions, culminating in the final edition of 1891 “The Caller” appears on pages 392 and 393 of the final edition[2] "The Caller" tells of a colliery official employed as a "knocker-upper".
This job is described in the words of Robert Wilson as "An official at a colliery engaged to call up the men for work.
Every man of the fore-shift marks 1 on his door - that is the sign for the caller to wake him at that hour.
Meanwhile, the caller having roused the putters, drivers, and off-handed man, the pit 'hings on', that is, starts work at 5 o'clock."