ELEMENTS OF EUCLID.

PART I.

THE

ELEMENTS OF EUCLID,

WITH

MANY ADDITIONAL PROPOSITIONS,

AND

EXPLANATORY NOTES;

TO WHICH IS PREFIXED AN

INTRODUCTORY ESSAY ON LOGIC.

BY

HENRY LAW,

CIVIL ENGINEER.

PART I.

CONTAINING THE FIRST THREE BOOKS.

THIRD EDITION.

London:

JOHN WEALE, 59, HIGH HOLBORN.

1860.