There is no particular order within this series. Latest collections are on top.
This series will continue in PART 2 (individual albums and artists) and PART 3 (collections of 2 and more albums).
Frank Hutchison Collection:
1926-1928
1928-1929
Milton Brown & His Brownies Collection:
1932-1935
1935
1935-1936
1936
Mainer's Mountaineers Collection:
1935-1936
1936
1936-1937
1937-1938
1938-1939
1939-1941
Ernest Stoneman Collection:
1925-1926
1926 Vols. 1+2
1927 Vols. 1+2
1927-1928
1928 Vols. 1+2
Uncle Dave Macon Collection:
1924-1925
1925-1926
1926-1927
1927
1927-1929
1929-1935
Cowboy Copas Collection:
1945-1947
1947
1949-1950
1950-1952
1952-1954
1954-1958
Melba Montgomery Collection:
1958-1962
1963
1964
Connie Smith Collection # 2:
1968-1972
4 CD's
Connie Smith Collection # 1:
1964-1968
5 CD's
Johnson Mountain Boys Collection:
1979-1981
1981-1982
Doyle Lawson Collection:
1980-1982
1983-1984
Gram Parsons Collection:
1966-1968
1968
Charley Pride Collection:
1958-1971
6 CD's
Tex Ritter Collection
1932-1936
1945
1945-1946
1946 Vols. 1+2
​1947-1948
1948-1950
1950-1951
1952-1953
1953-1954
Bobby Bare Collection # 2:
1967-1972
5 CD's
Bobby Bare Collection # 1:
1956-1967
6 CD's
Red Foley Collection:
1933-1936
1941-1944
1944-1946
1946-1947
1947-1949
1949-1950
1950
Moon Mullican Collection:
1946-1947
1950-1951
1952-1954
1954-1956
1958-1959
Skeets McDonald Collection:
1950-1967
5 CD's
Hank Snow Collection # 5:
1966-1969
5 CD's
Hank Snow Collection # 4:
1962-1966
5 CD's
Hank Snow Collection # 3:
1954-1961
6 CD's
Hank Snow Collection # 2:
1950-1953
6 CD's
Hank Snow Collection # 1:
1969-1980
7 CD's
Rock'n'Roll Collection # 3:
Fats Domino
1949-1951
1951-1952
Ricky Nelson
1957-1958
Chuck Berry
1955-1957
Gene Vincent
1956
Sam Cooke
1956-1957
Jack Scott
1957-1960
Rock'n'Roll Collection # 2:
Ray Charles
1949
1950
Clyde McPhatter
1953-1954
1955-1959
Carl Perkins 
1954-1955
Johnny Cash Collection # 3:
1963-1967
5 CD's
Johnny Cash Collection # 2:
1958-1963
5 CD's
Johnny Cash Collection # 1:
1952-1958
6 CD's
Sons of the Pioneers Collection # 4:
1941-1943
1945-1947
1947
1947-1949
1950
1951-1954
6 CD's
Sons of the Pioneers Collection # 3:
1935 Vols. 1-5
1937 Vols. 1-2
7 CD's
Sons of the Pioneers Collection # 2:
1934 Vols. 1-3
1934-1935
1935-1936
1936-1937
6 CD's
Sons of the Pioneers Collection # 1:
1941 Vols. 1-7
7 CD's
Rock'n'Roll Collection # 1:
Elvis Presley
1953-1954
1954-1955
Everly Brothers
1955-1957
1957
1958
Buddy Holly Collection:
1949-1979
7 CD's
Wilf Carter Collection # 2:
1940-1959
6 CD's
Wilf Carter Collection # 1:
1933-1940
7 CD's
Dolly Parton Collection:
1959-1970
7 CD's​
Collection # 8:
Audrey Williams
1948-1951
1951-1966
Dottie West
1960-1963
1963-1965
Lorene Mann
1964-1967
Bob Wills Collection # 2:
1941-1947
6 CD's
Bob Wills Collection # 1:
1935-1941
6 CD's
Collection # 5:
Asher Sizemore and Little Jimmie
1934
Blue Sky Boys
1936-1936
1937-1938
1939-1940
1940-1947
1947-1950
Hall Brothers
1937-1938
Molly O'Day
1946-1947
1949-1951
Luke Wills
1947
Justin Tubb Collection:
1953-1967
​4 CD's
Collection # 3:
Goldie Hill
1952-1955
1955-1960
Loretta Lynn
1960-1963
1964
1965
Collection # 2:
Al Dexter:
1936-1938
1939-1941
1942-1946
Arthur Smith:
1935-1936
1937
1938-1940
Bill Boyd:
1934-1935
1935-1936
1937
1937-1938
THE CARTER FAMILY COLLECTION:
1927-1941
11 CD's