De Re Metallica by Georgius Agricola (2014, Martino Fine Books)
You will find that this activity book encourages solo play or teamwork.
NEW Arcadia Publishing Vermont’s Marble Industry, VT 9780738598192 Images of Ame
This novel feels both timeless and completely new at the same time.
GEM TRAILS of OREGON book NEWEST UPDATED EDITION new unread copy
This activity book includes connect-the-dots that reveal surprise pictures.
Mine Investment Analysis by Thomas J. O’Neill, Donald W Gentry Hardcover (1984)
You will find that this activity book has mazes, crosswords, and coloring pages.
