Thirty-second Annual Report of the Mining Industry of Idaho for the Year 1930 Campbell, Stewart, 1931
Thirty-third Annual Report of the Mining Industry of Idaho for the Year 1931 Campbell, Stewart, 1932
Thirty-fourth Annual Report of the Mining Industry of Idaho for the Year 1932 Campbell, Stewart, 1933
Thirty-fifth Annual Report of the Mining Industry of Idaho for the Year 1933 Simons, W.H., 1934
Thirty-sixth Annual Report of the Mining Industry of Idaho for the Year 1934 Simons, W.H., 1935
Thirty-seventh Annual Report of the Mining Industry of Idaho for the Year 1935 Campbell, Author, 1936
Thirty-eighth Annual Report of the Mining Industry of Idaho for the Year 1936 Campbell, Author, 1937
Thirty-ninth Annual Report of the Mining Industry of Idaho for the Year 1937 Campbell, Author, 1938
Fortieth Annual Report of the Mining Industry of Idaho for the Year 1938 Campbell, Author, 1939
Forty-first Annual Report of the Mining Industry of Idaho for the Year 1939 Campbell, Author, 1940