Zechariah Series #10 Joshua's New Clothes

Zechariah's 4th vision of the night was of Joshua the high priest in filthy clothes before the Angel of the Lord. Who was Joshua, that God thought it necessary to encourage him through the prophet Zechariah? He was a type of the Messiah, a priest and king at the same time. Below are Notes on videos #1-10:
https://www.dropbox.com/backups/Mac%20(3)/Documents?preview=Notes+Zech+Ser.%231-%2310.pdf