| | General | | Passenger Trains Special Groups | SP&S | | | | | Superintendent File 4, Part 29 | 1963-03 | 1964-08 | Special passenger trains for groups parties etc | 05-01-04-12A | |
| | General | | Passenger Trains Special Groups | SP&S | | | | | Superintendent File 4, Part 28 | 1962-03 | 1963-06 | Special passenger trains for groups parties etc | 05-01-04-12A | |
| | General | | Passenger Trains Special Groups | SP&S | | | | | Superintendent File 4, Part 27 | 1961-04 | 1962-03 | Special passenger trains for groups parties etc | 05-01-04-12A | |
| | General | | Passenger Trains Special Groups | SP&S | | | | | Superintendent File 4, Part 26 | 1960-01 | 1962-05 | Special passenger trains for groups parties etc | 05-01-04-12A | |
| | General | | Passenger Trains Special Groups | SP&S | | | | | Superintendent File 4, Part 25 | 1959-01 | 1959-11 | Special passenger trains for groups parties etc | 05-01-04-12A | |
| | General | | Passenger Trains Special Groups | SP&S | | | | | Superintendent File 4, Part 24 | 1956-11 | 1958-12 | Special passenger trains for groups parties etc | 05-01-04-12A | |
| | General | | Trains Cariboo county special passenger | SP&S | | | | | Superintendent File 4, Special Part | 1956-03 | 1966-08 | Cariboo Country special passenger train - San Francisco to Canada & return | 05-01-04-12A | |
| | Astoria Portland | OR | Trains Passenger | SP&S | Portland | 6 7 | | | Superintendent File 13, Special Part | 1940-08 | 1945-09 | Discontinuance of trains 22 & 23 and 21 & 24 | 05-01-04-12A | |
| | General | | Mail Baggage Express | SP&S | | | | | Superintendent File 23, Part 17 | 1952-03 | 1960-03 | General matters related to handling of mail, baggage, and express service | 05-01-04-12A | |
| | General | | Mail Baggage Express | SP&S | | | | | Superintendent File 23, Part 16 | 1955-09 | 1957-12 | General matters related to handling of mail, baggage, and express service | 05-01-04-12A | |
| | General | | Mail Baggage Express | SP&S | | | | | Superintendent File 23, Part 15 | 1952-12 | 1955-09 | General matters related to handling of mail, baggage, and express service | 05-01-04-12A | |
| | General | | Mail Baggage Express | SP&S | | | | | Superintendent File 23, Part 14 | 1950-02 | 1952-11 | General matters related to handling of mail, baggage, and express service | 05-01-04-12A | |
| | Goldendale Lyle | WA | Train Service | SP&S | | 4 | | | Superintendent File 23, Goldendale Branch | 1950-12 | 1952-05 | General matters related Goldendale Branch Passenger Trains 120 & 121 | 05-01-04-12A | |
| | General | | Livestock Movement | SP&S | | | | | Superintendent File 31, Part 14 | 1948-01 | 1955-12 | General matters relating to movement of livestock | 05-01-04-12A | |
| | General | | Refunds | SP&S | | | | | Superintendent File 46, Part 20 | 1953-09 | 1964-10 | Correspondence related to refunds on passenger tickets | 05-01-04-12A | |
| | General | WA | Passenger Train | SP&S | Vancouver | 1 2 3 4 | | | Superintendent File 47, Part 40 | 1958-07 | 1958-02 | Correspondence related to passenger train service on Vancouver division | 05-01-04-12A | |
| | General | WA | Passenger Train | SP&S | Vancouver | 1 2 3 4 | | | Superintendent File 47, Part 39 | 1956-10 | 1958-07 | Correspondence related to passenger train service on Vancouver division | 05-01-04-12A | |
| | General | WA | Passenger Train | SP&S | Vancouver | 1 2 3 4 | | | Superintendent File 47, Part 38 | 1955-01 | 1956-11 | Correspondence related to passenger train service on Vancouver division | 05-01-04-12A | |
| | Trains Passenger | OR WA | Passenger Trains 5 & 6 | SP&S | Vancouver | 1 2 | | | Superintendent File 47, Special Part | 1959-10-01 | | Correspondence related to discountinuance of passenger trains SP&S 5 & 6 between Portland & Pasco | 05-01-04-12A | |
| | Portland | OR | Telephone Directory | SP&S | | | | | Superintendent File 102, Part 11 | 1955-08 | 1961-10 | Correspondence related to Portland Telephone number CA-8-9111 | 05-01-04-12A | |
| | Portland | OR | Telephone Directory | SP&S | | | | | Superintendent File 102, Part 10 | 1950-05 | 1958-05 | Correspondence related to Portland Telephone number PBX-AT-9111 | 05-01-04-12A | |
| | General | | Telephone Directory | SP&S | | | | | Superintendent File 102, Part 6 | 1961-01 | 1965-11 | Correspondence related to company telephone Directories with several directories attached | 05-01-04-12A | |
| | General | | Directory | SP&S | | | | | Superintendent File 102, Part 5 | 1958-12 | 1960-03 | Correspondence related to company telephone Directories with several directories attached | 05-01-04-12A | |
| | General | | Merger Files | SP&S | | | | | General Manager file 1-1-10-PI | 1961 | 1961 | General Managers File 1-1-10-PI, Part 1, Consolidation Lists, related to merger with SP&S, GN, NP, CB&Q | 05-01-01-34B | |
| | General | | Merger Files | SP&S | | | | | General Manager file 1-1-10-PI | 1961 | 1966 | General Managers File 1-1-10-PI, Part 2, Consolidations (Public Interest) related to merger with SP&S, GN, NP, CB&Q | 05-01-01-34B | |
| | General | | Merger Files | SP&S | | | | | General Manager file 1-1-10 | 1956 | 1960 | General Managers File 1-1-10, Part 1, Merger, related to merger with SP&S, GN, NP, CB&Q | 05-01-01-34B | |
| | General | | Merger Files | SP&S | | | | | General Manager file 1-1-10 | 1956 | 1957 | General Managers File 1-1-10, Part 2, Merger of GN, NP, CB&Q, SP&S, C&S and FW&D | 05-01-01-34B | |
| | General | | Merger Files | SP&S | | | | | General Manager file 1-1-10 | 1957 | 1960 | General Managers File 1-1-10, Part 3, Merger of GN, NP, CB&Q, SP&S, C&S and FW&D | 05-01-01-34B | |
| | General | | Merger Files | SP&S | | | | | General Manager file 1-1-10 | 1960 | 1962 | General Managers File 1-1-10, Part 4 (?), Merger of GN, NP, CB&Q, SP&S, C&S and FW&D | 05-01-01-34B | |
| | General | | Merger Files | SP&S | | | | | General Manager file 1-1-10-PR | 1961 | 1961 | General Managers File 1-1-10-PR, Part 1, Consolidation, Public Interest Progress Reports | 05-01-01-34B | |