A 17 minute demo version of 'Wave Those Arms, Airmen' from last year's debut album White Fields and Open Devices is available for free download on the band's site. The track is named 'Somnambulance'.
http://vesselsband.com/wp-content/uploads/somnambulance.mp3

The dates:

April 2009
Thu 2 - Mad Ferret, PRESTON (with Charlies Hero & Telekinetic)
Fri 3 - The Portland Arms, CAMBRIDGE (with Sennen)
Sat 4 - Brudenell Social Club, LEEDS
Tue 7 - Captain’s Rest, GLASGOW (with Fire On The Horizon)
Wed 8 - The End, NEWCASTLE
Thu 9 - Sneaky Pete’s, EDINBURGH
Sun 12 - Oakford Social Club, READING
Wed 22 - Buffalo Bar, LONDON (with The FM Flash & Eat Lights, Become Lights)
Thu 23 - Buffalo Bar, CARDIFF
Fri 24 - The Canteen, BARROW IN FURNESS
Sat 25 - Royal Oak, Chorlton, MANCHESTER
Mon 27 - The Albert, BRIGHTON
Wed 29 - fuseleeds 09 Festival, LEEDS (with David Gedge)