1. The Architect’s Scale

2. 11 Different Scales And a 12in standard ruler
Scale - Size Representation
3" - 1/4th
1.5" - 1/8th
1" - 1/12th
3/4" - 1/16th
1/2" - 1/24th
3/8" - 1/32nd
1/4" - 1/48th
3/16" - 1/64th
1/8" /96th
3/32" - 1/128th
And a 12in standard ruler

3. Example Scales

4. Reading Feet.

5. Reading Feet.
48’
16’

6. What's before 0? Line one end up with 0
It's the "inches"
Line one end up with 0
Then move it Back past 0 until it stops on a line
Now you can read the inches.

7. Reading Inches