Using Archives: A guide for the inexperienced. I can translate the Brit for you! The landscape is a bit different but essentially this Archives Hub website is a good primer on archives etiquette.
Learning to Do Historical Research: A Primer for Environmental Historians and Others
As we become less able to read cursive handwriting, archival documents will be closed to us. Making transcripts and machine readable scans is a slow process and these tools won't be available for the majority of documents anytime soon.
Paleography -Reading Old Handwriting 1500-1800. - a tutorial that can help you learn to decipher older documents.
Books in the collection -