This book is a go-to reference for tracing ellipses, dividing any segments in even intervals, and dividing circles into even segments. It is a great reference for stone block layouts with an easy-to-follow manual will show you the step-by-step procedure to achieve an accurate layout without a calculator.
Applications include:
- stone block layouts, including keystones and over the door arches
- ornamental architectural details
- floor layouts
- floor designs