What a great idea! Wish I'd have thought about it earlier (thanks Matty). So with that in mind, here's where all the parts came from:

* all four twin 20mm's are from the Skywave Rudderow kit.
* twin 4.5 turret is from the Skywave HMS Exeter kit.
* davits are from the Skywave Adams Class DDG kit.
* launches are from Skywave Weapon Set E
* Tiger Cat SAM launchers are from Skywave Weapon Set E
* Main mast is from WEM HMS Kelly fret
* FC directors are from Tamiya HMS KGV kit
* Life rafts are from Dragon USS Atlanta kit
* Twin 40mm is from Skywave USS Miami kit
* Quad TT mount is from Skywave Weapon Set E
* Searchlights are from Skywave Callaghan kit
* ladder stock is from various Toms Modelworks frets
* Hedgehog launcher is from Skywave Gearing kit
* antenna is a guitar "E" string
* railings are GMM scraps
* aft and forward superstructure are Evergreen block stock
* smoke stack is Evergreen rod stock