Hi @Russell Hertel,
AFAIK there is no documentation from MS graph to work with the Microsoft Access , if you want you can raise a feature request for the same and upvote it that it can be available.
To raise a feature request: https://feedbackportal.microsoft.com/feedback/forum/ebe2edae-97d1-ec11-a7b5-0022481f3c80
If the answer is helpful, please click "Accept Answer" and kindly upvote it. If you have extra questions about this answer, please click "Comment".