Snow White = IBM
Industry Term for "IBM"
"Throughout most of the 1960s, the System/360's success gave IBM a 65% market share, prompting observers to term the industry "Snow White (IBM) and the Seven Dwarfs." In 1965, the relative market shares were :
BM: 65.3%
Sperry Rand (formerly Remington Rand): 12.1%
Control Data Corp.: 5.4%
Honeywell (formerly a division of Raytheon): 3.8%
Burroughs: 3.5%
General Electric: 3.4%
RCA: 2.9%
NCR (National Cash Register): 2.9%
The oft-forgotten eighth dwarf, Philco: 0.7%"
https://www.computerhistory.org/tdih/april/7/