Annual report of the Senior Mines Officer for the year 1974 /

ανά Petropoulos, Petros G.
Έκδοση 1975

Annual report of the Senior Mines Officer for the year 1973 /

ανά Petropoulos, Petros G.
Έκδοση 1973

Annual report of the Senior Mines Officer for the year 1972 /

ανά Petropoulos, Petros G.
Έκδοση 1972

Annual report of the Senior Mines Officer for the year 1971 /

ανά Petropoulos, Petros G.
Έκδοση 1971

Annual report of the Senior Mines Officer for the year 1965 /

ανά Petropoulos, Petros G.
Έκδοση 1965

Annual report of the Senior Mines Officer for the year 1961 /

ανά Petropoulos, Petros G.
Έκδοση 1961

Annual report of the Senior Mines Officer for the year 1960 /

ανά Petropoulos, Petros G.
Έκδοση 1960