Textbook of Engineering Drawing, Second Edition

(Jacob Rumans) #1
20
·......... : :.......... : : :

···)···· .. ·~·······I·····-+······I·······l·······~······.~ ....... ~ ....... ~ ....... L······I··· .. ··I·······I·······1·······I·······~······+······I·······I·······I·······1·······1·······1·······1······

Free download pdf