My Favorite Log Cabin Ruler 3/4" and 1.5" from Marti Michell
Use this ruler to rotary cut square and strips to the exact length for perfect log cabin blocks. From Marti Michell. Ruler is marked with both a letter and the actual length in inches for each strip, just the lines you need, so there's no distraction no confusion, no unnecessary information. Finished strip widths are 3/4 & 1.5