^Lot 638 Cray Research Corporation Unique Production File w

DE. 1986. Production file for Registered $ odd, 6 1/8% Convertible Debenture Due 2011, blue. Seated allegorical woman with 2 globes. 1). Approval model in grey folder stamped "To Engrave". 2). Specimen of same type of registered bond without vignette marked with changes. 3). Miscellaneous correspondence (2 pieces). In 1972 Seymour Cray founded Cray Research. His first computer, the Cray-1 delivered in 1976, became an icon of the supercomputer age. Cray died in an automobile accident in 1996 and the company was sold to Silicon Graphics. Unique production file. SC-USBNC. Choice group.