Douglas Harper's Etymology Dictionary
Wikipedia
Clothes-Line was an early BBC television programme broadcast live in six parts between 30 September and 3 December 1937. It is notable for being the first television programme dedicated to the history of fashion. It was produced by Mary Adams, and co-presented by the fashion historian James Laver and Pearl "Polly" Binder.
Usage examples of "clothes-line".
Every prisoner will bear me out in the assertion that there was probably not a root as large as a bit of clothes-line in all the ground covered by the prisons, that eluded the faithfully eager search of freezing men for fuel.
It was these souls I thought of, Canadian as I am by birth, but half-Gypsy by blood, as I listened to Liszt's three final Hungarian Rhapsodies, all in minor keys, and all speaking the melancholy defiance of a medieval people, living in a modern world, in which their inveterate criminally expresses itself in robbing clothes-lines and face-to-face cheating of gadje who want their fortunes told by a people who seem to have the old wisdom they themselves have lost in their complex world of gadjo ingenuity, where the cheats and rogueries are institutionalized.