A sliding bevel gauge is a must-have for your tool kit. It’s probably most associated with laying out dovetails, but it comes in handy when working with angled joinery as well.
Tool review: Blue Spruce sliding bevel gauge - FineWoodworking
Deluxe Mortising Gauge Blue Spruce Toolworks
Laying Out A Hand Tool Workshop Area - BPM Toolcraft
Coming Soon: Crucible Sliding Bevel – Lost Art Press
Laying Out A Hand Tool Workshop Area - BPM Toolcraft
tools – grouchyfarmer
Bevel Boss - FineWoodworking
woodworking Archives - Small Boats Magazine
TB-6 Sliding Bevel - FineWoodworking
Blue Spruce Toolworks Marking Knives