Men in two special factories worked day and night to make the concrete building material for the dam.

VOA: special.2009.08.12

Hendrix's website said the tracks suggest "new, experimental directions", as he worked on material separate from the Jimi Hendrix Experience.

BBC: New Jimi Hendrix album to be released

Before that I worked in the material balances department, where we had to match supplies and demands for different products.

FORBES: Advice to Obama's DOE From a Former Soviet Planner

"I got caught with a lot of material, and I worked it out, " Simpson said in a 2010 interview with The Associated Press.

NPR: Whirligig Art Creator Vollis Simpson Dies At 94