Here's a newer version of the Notefinder which is based on sheet music. If you're interested in learning to read, this will be an invaluable reference. I'll be posting lessons on this in 2020.
Note: the brackets indicate notes that are the same pitch but spelled differently. For example, AH3 (D#) sounds the same as AL4 (Eb). Without going into too much teory detail here, this will be determined by the key of the tune or piece you are playing.
Here's he original table version of the Notefinder. Sometimes people learn in different ways...
Sawmill tuning Notefinder
This is used to find notes in Sawmill tuning (when the G string is tuned up to A and the D string is tuned up to E). If you're a beginner...best to ignore this!