This main hallmark of the book is simple language and systematic step by step procedure for better understanding of the concepts by student community of degree or diploma streams. Typical solved examples have been provided along with neatly drawn sketches in 1st angle projection as per BIS convention. The contents are: Conventions, Scales, Conic sections, Projection of points, Straight lines, Planes, Solids and their sections, Development of surfaces, Isometric ...