Depending on your generation, the term 'old-school comedian' can be either a terrible insult or a great compliment to a gagsmith. When Bernard Manning died, it was used by his detractors as short-hand for 'unpleasant old racist', whereas when it is applied to Les Dawson, it is used affectionately to denote a high level of craftsmanship, and quite right too.
As research for my forthcoming book on variety and light entertainment, I've been trawling through a lot of 'old-school' comedy. Happily, while some of it tends to reinforce the 'where's me washboard' view of anything pre-Python being an impenetrable mess of idiotic catchphrases and cross-talk, an awful lot of it comes up fresh as a daisy and timelessly funny. For example, ITMA has dated very badly, while Much-Binding in the Marsh continues to delight and amuse.
Perhaps most surprising is the fact that some old-school comedy is easily as surreal as anything Vic and Bob or Harry Hill could come up with. Take, for example, this sublime clip of Reeves & Mortimer's fellow Teesider Jimmy James from the opening night of Tyne Tees Television in 1959. If you've ever wondered why Danny Baker sometimes says "I'll stop you going to those youth clubs" to callers on t'wireless, here's the explanation.