A multi-purpose drawing tool made from high impact plastic for students, artists, and designers. Graduated in both English and metric. Includes many useful formulas and conversion factors. Draw horizontal and vertical parallel lines with ease. Draw circles, curves, or arcs. Use the built-in protract...

A student grade architects triangular scale that is divided in 3/32, 3/16, 1/8, 1/4, 1/2, 1-3/8, 3/4, 1-1/2 and 3 inches to the foot. 12 inch scale.

This introduction to circuit design is unusual in several respects. First, it offers not just explanations, but a full course. Each of the twenty-five sessions begins with a discussion of a particular sort of circuit followed by the chance to try it out and see how it actually behaves. Accordingly,...

A revised edition of the definitive translation of the world’s most important book of divination • The first English translation from within the tradition by a Chinese Taoist Master • Includes translations of the Ten Wings--the commentaries by Confucius essential to the I Ching’s insights Transla...

Westcott Drafting & Drawing Tools are some of the finest products of their kind for students and professionals. Our commitment to meticulous quality and cutting edge innovation in measurement and art materials has earned an unparalleled reputation.

This book has been used for 30 years, updated periodically as needed. More than 20,000 students have successfully learned ocean navigation from these materials and gone on to cross oceans or circumnavigate the globe.This book covers how to find position at sea from timed sextant sights of the sun, m...

This ample, carefully researched volume contains more than 360 royalty-free designs, each meticulously rendered from embellishments on Indian blankets, pottery, blankets, clothing, carvings, paintings, metalwork, or other artifacts in various museums and private collections. The illustrations span 2...

"I don't regard nature as a spectator sport." -Ed Zern, 1985 Hunting is a serious business-but it's also about camaraderie, achievements and failures, seeing new places, and revisiting cherished ones. The true stories here feature a variety of game, in locations that range from high Yukon Territory...

A Field Guide to Coastal Fishes is a comprehensive, current, and accurate identification guide to the more than 1,000 nearshore and offshore fishes that live in brackish and marine waters from Maine to Texas. Val Kells and Kent Carpenter bring decades of experience to this project. With Kells' detai...

The only comprehensive field guide to the Chesapeake's fishes, this book is an indispensable resource for both anglers and students of the Bay. Vivid illustrations by Val Kells complement the expertise of researchers Edward O. Murdy and John A. Musick. They describe fishes that inhabit waters rangin...

SELOC Marine maintenance and repair manuals offer the most comprehensive, authoritative information available for outboard, inboard, stern-drive and diesel engines, as well as personal watercraft. SELOC has been the leading source of how-to information for the marine industry since 1974. Designed an...

SELOC Marine tune-up and repair manuals provide the most comprehensive, authoritative information available for outboard, inboard and stern-drive engines, as well as personal watercraft. SELOC has been the leading source of how-to information for the marine industry since 1974. Designed and written...