http://www.ebay.com/itm/Captain-James-Cook-Discovery-of-Hawaii-Bicentennial-Silver-Proof-medal-DCAM-/331336507232?ssPageName=STRK%3AMEBIDX%3AIT&_trksid=p2047675.l2557&nma=true&si=YC0AifCINrVhh0QKMMhluN3u%252FWY%253D&orig_cvip=true&rt=nc

Unlisted in Medcalf and Russell. However, listed in Klenman as K110.

Image taken from The Faces of Captain Cook, by Allan Klenman (out of print and difficult to locate a copy).

The mintage is high (~1,400), but remember that a set must be broken-up to obtain one. Issue was limted to membership.

Here is my previous blog about the Klenman book.

https://thehawaiiananumismatist.com/2014/01/16/the-face-of-captain-cook-a-record-of-the-coins-and-medals-of-james-cook/

There are other Captain Cook/Hawaii numismatic items listed in this book. As previously mentioned in my earlier blog, this book references the first edition of the Medcalf & Russell book.