...is included in these Stories
|Story||Post date||Updated date|
|A Review of Product Development for Sierra Designs||03/21/17||09/21/17|
|Lawanda Ultan at Sierra Designs: Chemical Origins||10/19/13||09/19/17|
|A Brief History of the Down Machine||09/29/13||08/25/14|
...has this Bio
Briefly - Allen developed the early down filling machines while on the lam. More to follow.