Hole In One
With Royal Out and King Out

(wood box and 11 wood pieces, 4.4 x 3.25 x 1.2 inches)

A Hole In one Solution
Here is a solution of 61 straight-line moves; it can be converted to 48 rectilinear moves by combining steps 4/5, 7/8, 14/15, 19/20, 21/22, 25/26, 29/30, 32/33, 36/37, 39/40, 46/47, 50/51, and 59/60:

The Royal Out and King Out Puzzles
The Royal Out puzzle is described in Hordern's book as a collection of 5 puzzles consisting of Red Donkey (Version A) and 4 others; of those four, the one shown here requires the greatest number of moves. The King Out puzzle is Hole In One with the bottom row shifted up two units.
 Hole In One Royal Out King Out

The first 2 straight-line moves of a minimal solution to Royal Out, which can be converted to 1 rectilinear move, yield the start position for Hole In One. Hence, Royal Out Can be solved with 63 straight-line moves, which can be converted to 49 rectilinear moves (by combining steps 1/2 of Royal Out and making the 13 combinations for Hole In One).

Royal Out Minimal Solution First Three Moves

The first 5 straight-line moves of a minimal solution to King Out, which can be converted to 4 rectilinear moves, yield position 15 of Hole In One (the 1x1 pieces can be renamed). Hence King Out can be solved with 51 straight-line moves, which can be converted to 40 rectilinear moves by combining steps 4/5 of King out and steps 19/20, 21/22, 25/26, 29/30, 32/33, 36/37, 39/40, 46/47, 50/51, and 59/60 of Hole In One.

King Out Minimal Solution First Five Moves