MAURITANIA (1963) Mining operations*. Set of 2 deluxe sheets. Scott Nos C20-1, Yvert Nos PA24-5.
AVAILABLE AT $40
FRANCE (1969) Miners*. Albert Thomas*. Deluxe sheet. Scott No 1247, Yvert No 1600.
AVAILABLE AT $20
CAMEROUN (1971) Aluminum industry*. Deluxe sheet. Scott No C162, Yvert No PA177.
AVAILABLE AT $20
FRANCE (1986) Marcassite*. Deluxe sheet. Scott No 2017, Yvert No 2429.
AVAILABLE AT $30
FRANCE (1986) Calcite*. Deluxe sheet. Scott No 2019, Yvert No 2431.
AVAILABLE AT $30
FRANCE (1986) Fluorite*. Deluxe sheet. Scott No 2020, Yvert No 2432.
AVAILABLE AT $30
NORTH KOREA (2008) Serpentine. Deluxe proof. Scott No 4761.
AVAILABLE AT $40
NORTH KOREA (2008) Copper pyrite. Deluxe proof. Scott No 4762.
AVAILABLE AT $40
NORTH KOREA (2008) Sphalerite. Deluxe proof. Scott No 4763.
AVAILABLE AT $40
NORTH KOREA (2008) Molybdenite. Deluxe proof. Scott No 4764.
AVAILABLE AT $40
SENEGAL (1964) Phosphate quarry*. Deluxe sheet. Scott No 233, Yvert No 238. Hard to find!
AVAILABLE AT $20
SENEGAL (1964a) Dredging titanium*. Deluxe sheet. Scott No 230, Yvert No 235. Some very light toning spots.
AVAILABLE AT $15
SENEGAL (1964b) Titanium extraction*. Deluxe sheet. Scott No 231, Yvert No 236. Some toning spots.
AVAILABLE AT $15
SENEGAL (1964c) Cement works*. Deluxe sheet. Scott No 232, Yvert No 237. Hard to find!
AVAILABLE AT $20
SENEGAL (1964d) Phosphate ore extraction*. Deluxe sheet. Scott No 234, Yvert No 239.
AVAILABLE AT $15
SENEGAL (1964e) Mineral dock*. Deluxe sheet. Scott No 235, Yvert No 240.
AVAILABLE AT $20
NORTH KOREA (1986) Annabergite*. Deluxe proof on gummed paper. KSC No 2659, Yvert No PA17, Scott No 214e.
AVAILABLE AT $40
NORTH KOREA (1986) Lengenbachite*. Deluxe proof on gummed paper. KSC No 2657, Yvert No 1850 Scott No 2614a.
AVAILABLE AT $40
NORTH KOREA (1986) Rhodochrosite*. Deluxe proof on gummed paper. KSC No 2658, Yvert No 1852, Scott No 2614c.
AVAILABLE AT $40
NORTH KOREA (1995) Amethyst*. Deluxe proof. KSC No 3582, Michel No 3728, Scott No 3455.
AVAILABLE AT $40
NORTH KOREA (2000) Fluorite*. Deluxe proof. KSC No 4060, Michel No 4374, Scott No 4067.
AVAILABLE AT $40
NORTH KOREA (2000) Graphite*. Deluxe proof. KSC No 4061, Michel No 4375, Scott No 4068.
AVAILABLE AT $40
NORTH KOREA (2000) Magnesite*. Deluxe proof. KSC No 4062, Michel No 4376, Scott No 4069.
AVAILABLE AT $40
NORTH KOREA (2002) Pyrite*. Deluxe proof. KSC No 4221, Scott No 4242a.
AVAILABLE AT $40
NORTH KOREA (2002) Magnetite*. Deluxe proof. KSC No 4222, Scott No 4242b.
AVAILABLE AT $40
NORTH KOREA (2002) Calcite*. Deluxe proof. KSC No 4223, Scott No 4242b.
AVAILABLE AT $40
NORTH KOREA (2002) Galena*. Deluxe proof. KSC No 4224, Scott No 4242d.
AVAILABLE AT $40