You can find a PDF copy of by Paul E. Long (1971) at the Internet Archive . This site allows you to borrow the digital book or access restricted files with an account. The "Story" of the Book
: Compactness, connectedness, and separation axioms (T-spaces). an introduction to general topology paul e long pdf link
Thorough coverage of connectedness, compactness, and the essential separation axioms. You can find a PDF copy of by Paul E