| CRS | Description |
| CRS 1 | Merchant Navy Personnel, seamen discharged and immediately re-engaged on Articles for further service in the same ship. |
| CRS 2 | Transfer from ship to leave and Reserve Pool. |
| CRS 3 | Seaman remaining in the employ of the same management. |
| CRS 4 | Entry form to Merchant Navy Reserve Pool when not direct from sea-going employment. |
| CRS 5 | Advice to Manager of Employment Exchange that a seaman has been instructed to report to his Office. |
| CRS 6 | Absentee report. |
| CRS 7 | Cancelling absentee report. |
| CRS 8 | Certificate of discharge from Merchant Navy Service. |
| CRS 8A | Right of Seamen to appeal against discharge from Reserve Pool. |
| CRS 9 | Instructing a seaman to report for employment in a certain ship. |
| CRS 10 | Seaman's History sheet. |
| CRS 11 | RGS forwarding cards, ED350 to Merchant Navy Reserve Pool. |
| CRS 12 | Merchant Navy Reserve Pool forwarding cards ED350 to Superintendent MMO. |
| CRS 13 | Superintendent, MMO forwarding cards ED350 to Ministry of Labour, and subsequent action. |
| CRS 13a TE | For action under MIL Circular No. 121/ |
| CRS 13a E | For action under M/L Circular No. 23/53 |
| CRS 13aEA(2) | For action under M/L Circular No. 23/60 |
| CRS 13a SC | Training of youths for Merchant Navy, M/L Circ. 6/94. |
| CRS 14 | Release from Merchant Navy obligations. Asking applicant for personal particulars. |
| CRS 15 | Release from Merchant Navy obligations. Advising applicant of his liability to register under the Registration for Employment Order, 1941. |
| CRS 16 | Forwarding to the Merchant Navy Reserve Pool application for release from Merchant Navy obligations. |
| CRS 17 | Informing applicant of the result of his request for release from Merchant Navy obligations. |
| CRS 18 | Certifying that a former seaman is not now required for service in the Merchant Navy |
| CRS 19 | Forwarding to Merchant Navy Reserve Pool Central Office an application from a man who desires to be released from the Armed Forces in order to return to the Merchant Navy |
| CRS 20 | Acknowledging a request for release from the Armed Forces and informing application what action he should take if the request is granted. |
| CRS 21 | Refusing an application for permission to transfer from the Armed Forces to the Merchant Navy. |
| CRS 22 | Letter to Admiralty, War Office and Air Ministry asking for a man to be transferred from the Forces to an unpaid Reserve for service in the Navy.Merchant |
| CRS 23 | Telling Local Pool that a man has been released from the Forces and will report to them shortly. |
| CRS 24 | Application to return to seagoing employment. No indication that writer is subject to the Registration for Employment order. Referring applicant to Local Pool. |
| CRS 25 | Telling applicant who has had no sea service that his application for employment in the Merchant Navy has been referred to Pool. |
| CRS 26 | Telling applicant that we are unable to assist him to obtain shore Directing him to Ministry of Labour employment. |
| CRS 27 | Applicant has not been to sea since 31st December 1935. Referring him to Ministry of Labour (ED 10 procedure). |
| CRS 28 | Asking for particulars of a seaman's age, occupation and last discharge. |
| CRS 29 | Telling an ED350 registered man that the Pool have been told of his willingness to return to Merchant Navy at once. |
| CRS 30 | Medical Certificate. |
| CRS 31 | Asking applicant to produce evidence of acceptability as Pilot or Observer. |
| CRS 32 | Tells Air Ministry (or Admiralty) of a seaman's release for duty as Pilot or Observer. |
| CRS 33 | Special certificate of release as Pilot or Observer only. |
| CRS 34 | Telling applicant that release has been granted for entry into RAF (or FAA) as Pilot or Observer. |
| CRS 35 | Telling local pool that a release to train a s Pilot or Observer has not been granted. |
| CRS 36 | Telling Central Pool that a seaman desires release to train as Pilot or and asking for their observations Observer |
| CRS 37 | Release from Armed Forces to serve in the Merchant Navy. |
| CRS 38 | Questioning released Armed Forces man, returning, or still required for the Merchant Navy. |
| CRS 39 | British seaman authorised to serve in a Non-British ship. |
| CRS 40 | British Seaman discharged from a Non-British ship. |
| CRS 41 | Application for entry into Reserve Pool. |
| CRS 42 | Failure to notify RGSS of a seaman serving in a ship or previous evidence of service in Merchant Navy. |
| CRS 43 | Information received of seaman serving in a ship. No CRS form of engagement received. |
| CRS 44 | Instructions to report after discharge. |
| CRS 45 | Application to return to employment in Merchant Navy. |
| CRS 46 | Return to unit of a Released Man. |
| CRS 47 | Confirming telephone message regarding discharge of seaman, giving reasons. |
| CRS 48 | Granting discharge from Merchant Navy. Advising seaman that CRS 8 will be issued by RGS under certain conditions (and enclosure). |
| CRS 49 | Forwarding to seaman CRS 8 issued by RGS. |
| CRS 50 | A certificate of Temporary Release from Pool due to medical unfitness. |
| CRS 51 | Loan of seaman from Pool for service in a ship to which the Essential Work Order (Merchant Navy) 1942 does not apply. |
| CRS 52 | (Tally card; to be attached to NR 110). Slip for attachment to Alien Seamen's Documents. |
| CRS 52A | Revised "Notice" for NR l 10. |
| CRS 53 | British Seaman's Identity Card. |
| CRS 54 | Application for British Seaman's Identity Card. |
| CRS 55 | Report of loss of a British Seamen's identity Card. |
| CRS 56 | Transfer of a Seaman to National Registration and Civil Rationing. |
| CRS 57 | Record of Issue of Ration Cards to a seaman ashore. |
| CRS 58 | |
| CRS 59 | Forms of receipt and order on Photographer. |
| CRS 59A | Acknowledgement of application for British Seaman's Identity Card. |
| CRS 59B | Order for photograph. |
| CRS 60 | Advising MMO how to set upon Seamen's Identity Card invalid by National Registration Officer. |
| CRS 61 | Seaman's Identity Card improperly held, asking Nat. Reg. Officer to act. |
| CRS 62 | Asking MMO to issue CRS 8 to seaman whose discharge has been recommended by us and Central Pool. |
| CRS 63 | Wanted for desertion abroad. |
| CRS 64 | Referring to period of loan in connection with CRS 51. |
| CRS 65 | Action sheet for surrendered or impounded Identity Cards. |
| CRS 66 | Process sheet for National Service Action. |
| CRS 67 | Requesting Seaman to call at MMO for conversion of Nat. Reg. Card. |
| CRS 68 | Information from Nat. Reg. that member is holder of unconverted NR 110 Number. |
| CRS 69 | Instructions to MMO to issue Seaman's Unemployment insurance Book. |
| CRS 70 | Relating to alleged deserters from the Army to be used in the MN Reserve. |
| CRS 71 | Amendment of BSIC. |
| CRS 72 | |
| CRS 73 | |
| CRS 74 | Daily operational Pool Report of Personnel movements. |
| CRS 75 | Instructions to Seamen whose BSIC is incorrect. |
| CRS 76 | MNRP Notice of Termination of Employment |
| CRS 77 | Request for RS3 Pouch (Internal) |
| CRS 78 | Relating to withdrawal of RS3 Pouch from file. |
| CRS 79 | For completing record as to latest movement contained in RS3 Pouch. |
| CRS 80 | Reporting admission of seaman to HM Prison. |
| CRS 81 | Medical Examination of Certificates Engineers and Apprentices. |
| CRS 81(2) | Medical Examination of Volunteer Apprentices. |
| CRS 82 | Report of loss abroad of a BSIC. |
| CRS 83 | Temporary Identity Card for issue abroad. |
| CRS 84 | BSIC enquiry form. |
| CRS 85 | Medical report on a merchant seaman. |
| CRS 86 | Requesting Sea Cadet to obtain parents consent to enter training school. |
| CRS 87 | Wallasey Sea School; parents consent to cadet to enter. |
| CRS 88 | Wallasey Sea School Rejection of application. |
| CRS 89 | Wallasey Sea School Preliminary acceptance of Cadet's application to enter. |
| CRS 90 | Wallasey Sea School Final Acceptance of Sea Cadet. |
| CRS 91 | Letter to Manager, Labour Exchange relating to application to become a Sea Cadet. |
| CRS 92 | Notification to Inland Revenue of Seaman's departure from Pool. |
| CRS 93 | Notification to Inland Revenue of opening or closing of articles. |
| CRS 94 | Inland Revenue voyage slip. |
| CRS 95 | |
| CRS 96 | |
| CRS 97 | |
| CRS 98 | |
| CRS 99 | Letter to applicant for training in Wallasey Sea School enclosing forms. |
| CRS 100 | Training youths for the Merchant Navy. Application form.. |
| CRS 101 | Application form for ribbon 1939/45 Star. |
| CRS 102 | Application forwarding a supply of ribbon 1939/45 Star. |
| CRS 103 | Letter informing applicant he is not eligible for the 1939/456 Star. |
| CRS 104 | Letter to application re 1939/45 Star stating claim is being considered. |
| CRS 105 | Letter informing relatives of a deceased seaman that ribbon cannot be issued to them. |
| CRS 106 | Letter explaining procedure for applying for 1939/45 Star. |
| CRS 107 | Letter explaining procedure for applying for 1939/45 Star. |
| CRS 108 | Letter explaining procedure for applying for 1939/45 Star. |
| CRS 109 | 1939/45 Star. |
| CRS 109A | Amendment Slip. |
| CRS 110 | Application for War Medal |
| CRS 111 | 1939/45 Star |
| CRS 112 | 1939/45 Star |
| CRS 113 | 1939/45 Star |
| CRS 114 | 1939/45 Star |
| CRS 115 | 1939/45 Star |
| CRS 116 | 1939/45 Star |
| CRS 117 | 1939/45 Star |
| CRS 118 | 1939/45 Star |
| CRS 119 | 1939/45 Star Chevrons for War Service. |
| CRS 120 | 1939/45 Star Wound Stripes |
| CRS 121 | Application for clothing coupons by a Seaman who has lost his clothing book. |
| CRS 122 | Merchant Navy Selection Board. Report of Interview. |
| CRS 123 | Letters to volunteers with instructions to report to Fireman's Training School. |
| CRS 124 | Instruction to report to Cooks Training School. |
| CRS 125 | Volunteer Questionnaire |
| CRS 126 | Letter to Deck or Steward Trainee. |
| CRS 127 | Entry of Men registered under National Service Act |
| CRS 128 | Entry of Men registered under National Service Act |
| CRS 129 | Electoral Declaration `record Card Proxy Voting. |
| CRS 130 | Parliament (Elections and Meeting) Act 1943 |
| CRS 131 | Proxy Meeting |
| CRS 132 | Proxy Meeting |
| CRS 133 | Proxy Meeting |
| CRS 134 | Proxy Meeting |
| CRS 135 | Temporary Identity Card Ex POW |
| CRS 136 | Alteration of Income Tax Coding. |
| CRS 137 | Alteration of Income Tax Coding. |
| CRS 138 | Alteration of Income Tax Coding. |
| CRS 139 | Alteration of Income Tax Coding. |
| CRS 140 | Kings Badge. |
| CRS 141 | Kings Badge. |
| CRS 142 | Ships Records to CRS Section |
| CRS 143 | |
| CRS 144 | |
| CRS 145 | |
| CRS 146 | Release from Merchant Navy to the Building Trades |
| CRS 147 | |
| CRS 148 | |
| CRS 149 | |
| CRS 150 | Report of Engagements |
| CRS 151 | Report of Discharge |
| CRS 152 | Report of Engagement Advice Note |
| CRS 153 | Report of Discharge Advice Note |
| CRS 154 | Seaman to whom a British Seaman's Identity Card has been issued (or re issued) |
| CRS 155 | Statement of a seaman seeking to transfer to the National Register, the loss of his British Seaman's Identity Card and for his Merchant Navy Clothing Book regarding |
| CRS 156 | |
| CRS 166 | |
| CRS 166A | |
| CRS 178 | |
| CRS 178A | |