- CYCS 255/46 Folder : Post Office Receipt and Invoices
- CYCS 255/47 Folder : Young Christian Workers
- CYCS 255/48 Folder : Commonwealth Edison Company
- CYCS 255/49 Folder : Illinois Bell Telephone Company
- CYCS 256/01 Folder : Check Book Stubs - Peoples National Bank of Chicago 1957-1959
- CYCS 256/02 Folder : Check Book Stubs - Peoples National Bank of Chicago 1959-1961
- CYCS 256/03 Folder : Check Book Stubs - Peoples National Bank of Chicago 1961-1968
- CYCS 256/04 Folder : Monthly Donor Cards
- CYCS 256/05 Folder : Check Book Stubs 1953-1955
- CYCS 256/06 Folder : Check Book Stubs 1955-1956
- CYCS 256/07 Folder : High School Young Christian Students - Invoices
- CYCS 256/08 Folder : Young Christian Students - Invoices - Not Paid
- CYCS 256/09 Folder : Young Christian Students - Invoices
- CYCS 256/10 Folder : Young Christian Students - Invoices
- CYCS 256/11 Folder : Cancelled Checks - Check Nos. #101-#298 1957
- CYCS 256/12 Folder : Cancelled Checks - Check Nos. #299-#615 1958
- CYCS 256/13 Folder : Cancelled Checks - Check Nos. #616-#926 1959
- CYCS 256/14 Folder : Cancelled Checks - Check Nos. #927-#1266 1960
- CYCS 256/15 Folder : Cancelled Checks - Check Nos. #1267-#1566 1961
- CYCS 256/16 Folder : Travel Account - Savings Account, Check Register, Cancelled Checks 1957-1959
- CYCS 256/17 Folder : The First National Bank and Trust Co. - Bank Statements - Cancelled Checks
- CYCS 256/18 Folder : The First National Bank and Trust Co. - Bank Statements - Cancelled Checks
- CYCS 257/01 Folder : Order Book 1965
- CYCS 257/02 Folder : National City Bank of Chicago - Bank Statements
- CYCS 257/03 Folder : Check Stubs #1601-1900, #1901-2200 1962-1964
- CYCS 257/04 Folder : Check Stubs #2201-2500, #2501-2800 1964-1965
- CYCS 257/05 Folder : Check Stubs #2801-3100, #3101-3400 1965-1967
- CYCS 257/06 Folder : Special YCS Travel Account Used By Team 1962
- CYCS 257/07 Folder : Cancelled Checks 1962
- CYCS 257/08 Folder : Cancelled Checks 1963
- CYCS 257/09 Folder : Cancelled Checks 1964
- CYCS 257/10 Folder : Cancelled Checks 1965
- CYCS 257/11 Folder : Cancelled Checks 1966
- CYCS 257/12 Folder : Check Book National City Bank Chicago - High School Young Christian Students 1968-1969
- CYCS 258/01 Folder : Young Christian Students Invoices
- CYCS 258/02 Folder : Young Christian Students Invoices
- CYCS 258/03 Folder : Young Christian Students Invoices
- CYCS 258/04 Folder : Young Christian Students Invoices
- CYCS 258/05 Folder : Young Christian Students Invoices
- CYCS 258/06 Folder : Young Christian Students Invoices
- CYCS 258/07 Folder : Young Christian Students Invoices
- CYCS 258/08 Folder : Young Christian Students Invoices
- CYCS 258/09 Folder : Young Christian Students Invoices
- CYCS 258/10 Folder : Young Christian Students Invoices - Paid
- CYCS 258/11 Folder : Young Christian Students Invoices - Paid
- CYCS 258/12 Folder : Young Christian Students Invoices - Paid
- CYCS 258/13 Folder : Young Christian Students Invoices - Paid
- CYCS 258/14 Folder : Young Christian Students Invoices - Paid
- CYCS 258/15 Folder : Young Christian Students Invoices - Paid
- CYCS 258/16 Folder : Young Christian Students Invoices - Paid
- CYCS 258/17 Folder : Young Christian Students Invoices - Paid
- CYCS 258/18 Folder : Young Christian Students Invoices - Paid
- CYCS 258/19 Folder : Young Christian Students Invoices - Paid
- CYCS 268/01 Folder : Lease Agreement; Certificate of Incorporation; Certificate
Change of Registered Agent and Registered Office by A Foreign or Domestic Corporation
- CYCS 268/02 Folder : Ledger 1953
- CYCS 268/03 Folder : Ledger 1959
- CYCS 268/04 Folder : Ledger 1954
- CYCS 268/05 Folder : Ledger 1958
- CYCS 271/28 Folder : Deposit Slips
- CYCS 269/05 Folder : Chicago YCS Finances 1976/0413
- CYCS 269/06 Folder : Chicago YCS Bank Account 1974-1976
- CYCS 270/51 Folder : Post Office
- CYCS 270/52 Folder : Budget Financial Reports
- CYCS 270/53 Folder : Financial Reports 1975-1976
- CYCS 270/54 Folder : Budget 1976-1977
- CYCS 270/55 Folder : Financial Report 1975-1977
- CYCS 270/56 Folder : Future Donor Letter
- CYCS 270/57 Folder : YCS Monthly Donor Lists and Sample Letters
- CYCS 271/29 Folder : Check Book Register
- CYCS 271/31 Folder : Cashed Returned Checks
- CYCS 271/35 Folder : Invoices
- CYCS 271/36 Folder : Invoices
- CYCS 271/37 Folder : Invoices
- CYCS XVIII Series : High School YCS
The High School YCS maintained files similar to those of college YCS, with whom they shared the headquarters building.The shelf list gives an accurate account of this material.
- CYCS 67/01 Folder : WBM [Winter Business Meeting] 1961
- CYCS 67/02 Folder : WBM [Winter Business Meeting] 1962
- CYCS 67/03 Folder : WBM [Winter Business Meeting] 1963
- CYCS 67/04 Folder : SBM [Summer Business Meeting] 1964
- CYCS 67/05 Folder : WBM [Winter Business Meeting] 1964
- CYCS 67/06 Folder : SBM [Summer Business Meeting] 1965
- CYCS 67/07 Folder : WBM [Winter Business Meeting] 1965
- CYCS 67/08 Folder : WBM [Winter Business Meeting] (section reports) 1965
- CYCS 68/01 Folder : Training Course 1959
- CYCS 68/02 Folder : Training Course 1960
- CYCS 68/03 Folder : 2 Week Training Course 1962
- CYCS 68/04 Folder : Training Course 1963
- CYCS 68/05 Folder : SBM [Summer Business Meeting] 1963
- CYCS 68/06 Folder : 2 Week Training Course 1964
- CYCS 68/07 Folder : 2 Week Training Course 1964
- CYCS 69/01 Folder : 2 Week Training Course 1964
- CYCS 69/02 Folder : Training Course 1965
- CYCS 69/03 Folder : Alabama 1966
- CYCS 69/04 Folder : Alaska 1966
- CYCS 69/05 Folder : Arizona 1966
- CYCS 69/06 Folder : Arkansas 1966
- CYCS 69/07 Folder : California 1966
- CYCS 69/08 Folder : California 1966
- CYCS 70/01 Folder : Colorado 1966
- CYCS 70/02 Folder : Connecticut 1966
