An invaluable image I refer to all the time, this guide displays the framelines for different focal length lenses for rangefinder Leica M6 cameras with 0.58x, 0.72x and 0.85x viewfinder magnifications.
MC Mike and friend.
A few years ago, Metro.pop Magazine scheduled a shoot with one model and five photographers. The task was that each photographer had 20 minutes with the model to shoot whatever they wanted in whatever style they wanted. It was a great exercise in styles and techniques.