Scales: Plain Scale
12:00
Plain Scale: Marking Yards& Feets
19:23
Diagonal Scale//Engineering Drawing
7:32
Plain Scales Problem 1
13:21
Ellipse By Eccentricity Method or General Methid//Conic Sections //Engg. Drawing //Engg. Graphics
9:13
Orthographic Projection from isometric view in Engineering drawing
12:03
Plain Scale
10:58
General Method for Ellipse Construction
23:00