BBC Radio 4 Extra are repeating a number of Charles Chilton programmes. Some details are here:

The Charles Chilton Collection

The Long, Long Trail is available to listen to for a further 3 days

The Cockney is available to listen to for a further 6 days

Victorian Top of the Pop is available to listen for a further 5 days

Just follow the links on the page.

The page also has a link to an Archive on 4 programme about The Long, Long Trail.