Protractor Triangle-Deluxe - Celestaire, Inc.

Basic Tools - Celestaire, Inc.

Most protractor triangles are 8 inches on the side. These have an extra inch. Since the triangle is larger, the printing is also larger and is in red

Deluxe 9 inch Protractor Triangle

Beginner's Celestial Navigation Kit w/ Astra IIIB Deluxe Full Sextant

2010 Celesta Ire Catalog, PDF, Navigation

Staedtler - 6 Protractor - 360 Degree - Item #968 77-6

Marine Navigation, Boat Navigation Equipment

Helix - Swing Arm Protractor - 180 Degree Rotation

Marine and Boat Protractors in USA

Lighted Dividers - Celestaire, Inc.

Helix - Swing Arm Protractor - 180 Degree Rotation

Swing arm protractor rotates 180°, helps accurately draw and measure angles. Measure angles from left to right or right to left. Easy-to-read inch and

Helix Swing Arm 6 Protractor, Plastic, Assorted Colors, 10 per Box (HLX60009)

Celestaire