Why Do Shirts Have a Horizontal Button Hole at the Bottom?

The question isn't as sideways as you might think.

Why is the bottom button hole on my shirt horizontally oriented instead of vertical like all the others? : r/whatisthisthing

Why, on a typical shirt, are the bottom and top buttonhole slits horizontal, when the rest of the button hole slits are vertical? - Quora

Solving the buttonhole direction conundrum - Jane White Couture Tuition

What Causes Mysterious Tiny Holes To Appear In Your Tops?

Garment Sew Along Part 9: Buttons and Buttonholes - WeAllSew

Solving the buttonhole direction conundrum - Jane White Couture Tuition

Why is the thread on the last button of shirts a different color? - Quora

Buying Guide to Heritage Work Shirts (Chambray, Wabash, Hickory)

The History Behind 5 Strange Style Norms Explained — Masciangelo

The last button and button hole have red stiching to show you where to start. : r/mildlyinteresting

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Sewing Glossary: How To Draft And Sew Button Bands The Shirtmaking Way – the thread

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