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
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
AFARS & ISSAS (1971) Diabase and chrysolite*. Deluxe sheet. Scott No 352, Yvert No 371.
AVAILABLE AT $25