How to pronounce “bottom drawer” in English

But thereís sort of a dark period where we donít really know what happened.So I opened that bottom drawer and itís all the letters back and forth, both directions between Johnny and Klara from 1937 to when he died in 1957.And Von Neumann when he built this machine, he needed to write the code for it, there was nobody who did that kind of thing, so he taught Klara how to write the codes.