Browse Items (8204 total)
Sort by:
Pekkala Siblings Portrait circa 1905
A portrait 3 siblings: Ida Maria Pekkala, (Jaakko) Lauri Pekkala, and (John) Albert Pekkala,
Pekkala Family Portrait - 1921
A group portrait of the Pekkala Family: Waino Pekkala, Lauri Pekkala, and Lillian Pekkala
Pegs Removed from Asparagus Barn
Four pegs and a tool were removed from a Maynard asparagus farm barn.
PDP-4 Computer
The PDP-4 was 18-bit machine intended to be a slower, cheaper alternative to the PDP-1; it was not considered commercially successful. All later 18-bit PDP machines (7, 9 and 15) were based on a similar, but enlarged instruction set, more powerful,…
