A Peerless watering down the roads to help stop some flu epidemic (if I recall the notes correctly)

the two things you might be thinking are

Where the hell did find these? Well, if you want to see some real history and not the censored blather in your history books, go look through Shorpy.com http://www.shorpy.com/  the only site I know of that you can get an education from just browsing through and reading the captions... it's just old photos, and so many readers and fans add details in the comments of the photos, you really ought to check those too on photos you're most interested in.

The other thing you might be thinking is .. Peerless made tanker trucks? 

the EJ Cole motocycle collection (over 220 motorbikes) are going to auction next month in Vegas, here are some that caught my eye

The jewel of the collection, considered to be the most original of it's year and model

here are a couple restored hill climbers

so be at the South Point Casino and Exhibit Hall in Las Vegas on March 20th and 21st, Mecum is auctioning them all off. https://www.mecum.com/featured-lots.cfm?auctionid=EJ0315&auction_type=motorcycle