Use the included microbeam cutter for clean 90-degree edges. For angled pieces (like those found in Gothic arches), a sharp hobby knife is often better.
: Following the 2019 fire, several engineering papers were published detailing the cathedral's vaults and roofing, such as this study on Structural Integrity Aesthetic Principles : This article explores the Golden Ratio and Geometry matchitecture notre dame pdf
If you manage to locate the PDF or have the manual, it is vital to understand the "Microbeam" building system. Unlike standard paper origami, this relies on schematics and cutting. Use the included microbeam cutter for clean 90-degree edges
However, I cannot directly provide or link to a PDF file. Here's what I can do to help you find what you need: Unlike standard paper origami, this relies on schematics
Constructing the two main towers and the central rose window section.