In response to inquiries, here is the link to the digital version of this important work of shoalarship:
classic-racing-fish flipsnack.com
Please contact me (jay.cassells@gmail.com) for posters or prints or other inquiries.
Cassells’ Book of Fish
is sold out.
but can be seen here
https://www.flipsnack.com/caxton/book-of-fish-jay-cassells
Thank you.