Double Cutaway Body Measurements

[Papyrus]

If the 'body length' of a double cutaway guitar is listed as 15.8", is that measured to the end of the top(longest) horn, or to the end of the neck pocket?

[Our Souls inc.]

I'd ask the seller.

Strat body is 18 & 3/8" from the butt to the end of the Bass horn.