Here’s the list of works available in e-book format. Let me know if I’ve missed any!
Trout Fishing in America – See Houghton Mifflin’s list of where you can buy the e-book. Amazon, B&N, Google & Apple are on the list.
Revenge of the Lawn – Canongate has it available on their site & Amazon
Sombrero Fallout – Canongate’s site & Amazon
So the wind won’t blow it all away – Canongate’s site & Amazon
Combo: Trout Fishing in America, In Watermelon Sugar & The Pill vs The Springhill Mine Disaster – See Houghton Mifflin’s list of where you can buy the e-book. Amazon, Apple, B&N & Google are listed although when I checked only B&N had it.