South Dakota Harmonica Reed Plate Value Guide
Harmonica Reed Plate is a realistic South Dakota detector target tied to old townsites, county fairgrounds, and farmstead yards. Rather than pretending every state has the same history, this profile frames the signal around the kinds of sites that actually produce it in South Dakota: beaches, town greens, camps, farmsteads, transport corridors, or old recreation grounds.
Value Range
$2-40+ depending on brand and age
Cleaning Tips
- ●rinse gently and preserve stamped maker names
Take TroveRadar Into the Field
Offline maps, species identification, and find logging. Never lose a honey-hole again.