Found this over on the Internet Archive
has A lot of information pertaining to Safeway during that era
it's available as a PDF as well
https://archive.org/details/TheNewWayAtSafeway1958
1958 Safeway Book
Moderator: Groceteria
Re: 1958 Safeway Book
The most interesting thing is the listing of their private brands, many of which were likely scuttled as early as the 1970s. There's "Zippy" pickles, Van Zee cheese, "Scamper" detergent, and Cragmont sodas.