Next time you’re in search of a specific book, try these links:

https://www.laceguild.org/suppliers/books.html
Link to the list of publications currently available from the UK Lace Guild.  The UK Guild have a large amount of second hand books for sale.  If you are looking for a specific book, email them and enquire if they have it.

And yet another source of second hand books:

https://www.kloeppelbuch-labrenz.de/shop/buecher-kloeppeln-sticken-haekeln-c-85_86.html
I’ve never dealt with them personally, but they have an amazing range of second hand books for sale!