Congrats Ben !

https://www.cameraeccentric.com/stat...fs/sinar_1.pdf

Here is a 1967 era instruction book for NORMA. Enjoy! Study it.

BTW it looks like you have a Sinar Adapter Lenboard. My guess is that what you have takes GRAFLEX lensboards, which are somewhat easier to access than the original NORMA boards. They also made one that adapts Linhof Technika boards.