On Design
Slocum, Alex. Fundamentals of Design.
Blanco, Ernesto E., et al. “Design Handbook: Engineering Drawing and Sketching.” (Courtesy of Ernesto Blanco et al. Used with permission.)
How-To and Specs
HS-311 Specification
4-TH 4-Channel FM Radio Control System Manual ( PDF)
“[How to Glue] This to That.”
