I use the Scott national for my used US collection. And yes, it has all the pages back to 1845.
But I have had to supplement it.
I've bought some of their specialty pages, eg: booklet panes:
https://www.amosadvantage.com/produ...ANES-2024-86I bought pages for the US Proprietary Die stamps:
https://www.matchandmedicine.com/pr...s-and-pages/and for Carriers and Locals:
https://www.pennypost.org/pdf/Carri...um-Pages.pdfThen I've added home made pages for various oddities. Like the H rate post card stamp.
Lots of homemade pages for the more modern material like the modern imperf's. and the private perforated stamps of the early 20th century.
So now I am up to about 20 volumes....