Programming in Basic for Personal Computers by David L. Heiserman Paperback

Radio Astronomy for the Amateur by David Heiserman

HOW TO BUILD YOUR OWN SELF-PROGRAMMING ROBOT By David L Heiserman - Hardcover VG

Radio Astronomy for the Amateur by David L. Heiserman (1975, TP) NF-

Build Your Own Working Robot by David L. Heiserman (1976, Hardcover)

Computer Art and Animation for the TRS-80 David L. Heiserman Ex-Lib

_Build Your Own Working Robot by David L. Heiserman (1976, Hardcover)

101 Basic Computer Games Microcomputer 1978 Edition by David H. AHL Programming