1976-D Washington Quarter Double Die Obverse (DDO) FS-101 Graded VF / PCGS Reversed in Slab!
What is FS-101 / DDO? DDO (Doubled Die Obverse): A mint error caused when the die used to strike the coin was improperly manufactured, leading to doubling of design elements. FS-101:
This coin has clearly visible Doubling on the Obverse. There appears to be a Gauge on Washington's bust (Wheel Mark).