Katsushika Hokusai's L-Pair Lantern Edo Bath House (nir.jp)
In Japanese but works well with Google Translate
and
http://www2.ssh.nir.jp/~y-yoshi-1234/kumi/kumi_p1.html
The two tatebanko on the page above can be downloaded from the Boston Museum of Fine Art.
A picture of a large assembled tatebanko
https://static.www.kochinews.co.jp/media/article/399702/images/ef51677389cab6000d4c0e0a105235d0.jpg
https://cdn.mainichi.jp/vol1/2020/09/16/20200916ddlk39040607000p/9.jpg?2