All Blender's shortcuts on one poster! It's a little crowded, but then so is Blender ;-)
Giuliano D'Angelo writes:
In Blender, shortcuts are the ring of power. Here is my tribute to the best 3d open source application. A complete infographic to help finding the way in modeling with Blender 3d. The size of the icons and the weight of fonts are the hints and hierarchy for the most useful shortcut tips.
From the view to the camera, to object orientation, transform, editing, must have add-ons, almost everything is mentioned here, in a single sheet you can use as a reference on the desk. So you will never lost again when you get back to Blender.