The LGP-30, standing for Librascope General Purpose and then Librascope General Precision, is an early off-the-shelf computer. It was manufactured by the Librascope company of Glendale, California, and sold and serviced by the Royal Precision Electronic Computer Company, a joint venture with the Royal McBee division of the Royal Typewriter Company. The LGP-30 was first manufactured in 1956, at a retail price of $47,000, equivalent to $530,000 in 2023.
Librascope LGP-30
An LGP-30 in use at Manhattan College in 1965
LGP-30 at The Computer Museum, Boston with cover removed. Control panel is at top center, to the left of the memory drum.
The LGP-30 control panel
The Royal Typewriter Company is a manufacturer of typewriters founded in January 1904. It was headquartered in New York City with its factory in Hartford, Connecticut.
A Royal FP typewriter used for many years by Pulitzer Prize-winner Herb Caen in preparing his daily column. He called it his "Loyal Royal".
Royal Aristocrat Electric Typewriter
Royal KMG19
An LGP-30 computer by Royal McBee