More:

Brands such as Rolling Dub Trio and John Lofgren use Munson lasts that closely resemble the original shape; other makers, such as Nicks Boots, Viberg, and Iron Boots have lasts that draw direct inspiration from that shape.

<https://www.stitchdown.com/info/munson-last-origins/>

There are also results from an online search, though prices are ... high. I'm seeing $600+ for boots advertised as built on Munson lasts.