April 15, 2023

Introduction to Architectural Proportion with Rachel Fletcher

Christ Church Neighborhood House
Great Hall
20 N. American Street
Philadelphia, PA 19106


ICAA Members: $50 | General Admission: $75 | Students: $40

This course provides a fundamental introduction to architectural proportion, emphasizing the art of geometric proportion. Students will learn design techniques, practice drawing, and study the congruous proportions of famous classical architects such as Andrea Palladio and Thomas Jefferson.

Eligible for three AIA credits.


8.5″ x 11″ to 11″ x 14″  unlined drawing paper

Drawing pencils (HB, H or F weight)

Red and/or blue colored pencils

Tracing paper (12″ roll)

6” bow compass and extra leads

Dividers (optional)

12″ straightedge

Drafting tape or dots


Lead pointer or sandpaper block or small piece of fine sandpaper

Pencil sharpener

Drawing tables not required — any flat surface will do.

Fletcher’s book Infinite Measure is highly recommended, though not essential for the class. Available at infinitemeasure.com/publications/infinite-measure