R Programming: A Step-by-Step Guide for Absolute Beginners

StewMac Guitar Tune-up Set, Metric (104743) – Pro Setup Tools for Guitarists with StroboClip HD Tuner Radius Gauges Action Gauge Spanner Screwdriver for Accurate Guitar Maintenance and Adjustment

StewMac Truss Rod Crank for Tele, Compact Steel Wrench for Slotted Truss Rod Nuts – Fast & Easy Neck Adjustments – Works Without Unstringing Guitar

StewMac DIY 3-String Fretted Acoustic Electric Cigar Box Guitar Kit with P-90 Pickup, Standard 24-5/8" Scale Length And Fret Spacing, Detailed Illustrated Instructions

StewMac Build Your Own 1933 OM Acoustic Guitar Kit with Maghogany Back & Sides, Torrefied Top, Bolt-on Neck

MusicNomad Tri-Beam 3 'n 1 Dual Notched Precision Straightedge for Acoustic and Electric Guitars Including Fender, Gibson, PRS (MN821)

StewMac Premium Body-Built Acoustic Guitar Kit, All Solid Woods | Sitka Spruce Top & Mahogany Back and Sides | Includes Golden Age Tuners

StewMac Ghost Drive Pedal DIY Build Your Own Overdrive Kit, With White Enclosure, Based on the Klon Centaur (12254-W)

Gotoh In-Tune Compensated Saddles For Tele, Brass, Set of 3