Brown Adder (from Favorite Flies and Their Histories - 1892 - by Mary Orvis Marbury)

as illustrated by Charles Orvis

Recipe is as tied here. There is no recipe in Mary’s book.
Hook: #12 dry
Thread: Brown
Tag: silver
Tail: three light or gray feather fibers, here pheasant flank
Rib: gold/copper wire
Body: rust dubbing
Hackle: brown hen
Wing: wild turkey

Head cement recipe:
Goop
Xylene (epoxy thinnner)

Instructions:
Fill a quart jar half full with Xylene
Squeeze a tube of Goop into the Xylene
Shake until the Goop is dissolved; add Xylene to desired consistency

Apply with a pin or needle dipped in the liquid

https://youtu.be/AJbvJUixaCs