Penfold

Popular Electronic Circuits: Bk. 1

By Penfold, R. A.

Popular Electronic Circuits: Bk. 2 (BP S.)

By Penfold, R. A.

30 Solderless Breadboard Projects: Bk. 1

By Penfold, R. A.

Computer Music Projects (BP S.)

By Penfold, R. A.

Electronic Circuits for the Computer Control of Robots (Bernard Babani Publishing Radio & Electronics Books)

By Penfold, R. A.

Electronic Synthesizer Construction

By Penfold, R. A.

Modern Optodevice Projects

By Penfold, R. A.

Computer Hobbyist's Handbook (Bernard Babani Publishing Radio & Electronics Books)

By Penfold, R. A., Penfold, J.W.

Computer Hobbyist's Handbook (Bernard Babani Publishing Radio & Electronics Books)

By Penfold, R. A., Penfold, J.W.

Essential Numeracy: Book 2

By Penfold, Colin, Penfold, Jenn

Circuit Source: Bk. 2 (BP S.)

By Penfold, R. A.

Easy PC Interfacing (BP S.)

By Penfold, R. A.

Electronic Project Building for Beginners

By Penfold, R. A.

How to Interface PCs (BP S.)

By Penfold, R. A.

Easy PC Troubleshooting (BP S.)

By Penfold, R. A.

Easy Windows Troubleshooting (Babani computer books)

By Penfold, R. A.

Solid State Short Wave Receivers for Beginners (Bernards & Babani Press radio and electronics books)

By Penfold, R. A.

Women in Ministry

By Penfold, Susan

Practical MIDI Handbook

By Penfold, R. A.

Advanced MIDI User's Guide

By Penfold, R. A.

Power Supply Projects

By Penfold, R. A.

All Are Welcome

By Penfold, Alexandra, Kaufman, Suzanne