e-Books

Sequence and Series, Calculus of functions of one variable, Calculus of functions of several variables (33 lectures):

1. Sequence and Series - R W Kaye
2. The Calculus Bible - G S Gill
3. Advanced Calculus - Lynn Loomis and Schlomo Sternberg
4. Calculus - One-Variable Calculus, with an Introduction to Linear Algebra -Tom M. Apostol
5. Calculus - Gilbert Strang (MIT OCW)
6. SOS MATHS - Calculus
7. Whitman Calculus - David Guichard
8. First Year Calculus - WWL Chen
9. Multivariable Calculus - George Cain & James Herod
10. The Calculus of Functions of Several Variables - Dan Sloughter
11. Elementary Calculus - H.J. Keisler
12. Paul's Online Math Notes, CALCULUS I
13. Paul's Online Math Notes, CALCULUS II
14. Paul's Online Math Notes, CALCULUS III
15. Differential and Integral Calculus, Volume I
16. Differential and Integral Calculus, Volume II

Three Dimensional Geometry (4 lectures):

1. A treatise on the analytic geometry of three dimensions - George Salmon
2. Higher geometry; an introduction to advanced methods in analytic geometry - Frederick S. Woods

Vector Calculus (9 lectures):

1. Vector Calculus - Gilbert Strang (MIT OCW)
2. Vector Calculus - Cambridge
3. Vector Calculus -Michael Corral
4. Vecor Analysis - Lecture notes1
5. Vecor Analysis - Lecture notes2
6. Vecor Analysis - Lecture notes 3