Some flags with a horizontally oriented Y-shape (pall) - one of my

A proper sequence of dynamic alignment in transtibial prosthesis

Compassion-Focused Therapy Strongly Improves Mental Health

Some flags with a horizontally oriented Y-shape (pall) - one of my favorite designs : r/vexillology

Precalculus - Open Textbook Library

upload.wikimedia.org/wikipedia/commons/thumb/d/d9/

The Storm Before the Calm: America's Discord, the Crisis of the

My school has a really neat hallway of flags. There's even a few of them that are outdated : r/vexillology

Arcade: A Primer on the Python Game Framework – Real Python

City of Rochester

Most common color in every flag (x-post from /r/dataisbeautiful) : r/vexillology

The shape of the flag