30 

 • ?, out ™ 6 i n £ es 28 - To mark and forward, as may be directed, all boxes,. 



m the Chart De- ' J ' " 



partment-c on -packages, &c, sent from the Chart department. 



29. To supply agents, stations, &c, as may be required, 

 corrected copies of the Hydrographic Office catalogues of 

 charts and books. 



30. To keep on hand a correct Coast Survey catalogue of 

 latest date. 



31. To be provided with an Admiralty catalogue of latest 

 date, and keep the same posted up to date from the English 

 Nautical Magazine. 



32. To cancel the French charts as fast as superseded. 



Two rooms are assigned to the Chart department, one con- 

 taining the British Admiralty charts, and the other contain- 

 ing the Hydrographic Office, Maury's Wind and Current,, 

 Coast Survey, and French charts. 



The charts are catalogued and divided into sections as given 

 in Appendix B, and the shelves are divided into correspond- 

 ing sections, with a number to each shelf. Any particular 

 chart can be found by referring to the catalogue, when oppo. 

 site the number of the chart will be found the number of 

 the shelf upon which it is stowed. 



A set of books is kept in each room showing the receipts 

 and expenditures of all charts, paper, &c. 



The Admiralty agent furnishes the Office without special 

 requisition with twelve copies of all new charts issued from 

 the Admiralty office, and three copies of all charts of old issue,, 

 but containing late corrections. Admiralty charts reach this 

 office in from four to six months from the time they are re- 

 quired. When a lately corrected Admiralty chart is received 

 which .has been canceled by an Hydrographic Office chart, it 

 must be sent to the Hydrographic room ,and the charts therein 

 corrected from the Admirality chart. 



When an Hydrographic Office chart is to receive exten- 

 sive corrections, the first copy is to be corrected by a 

 draughtsman, and then used as a guide by the officer who 

 corrects the remainder. 



Agents, dealers, and purchasers are supplied only with 

 the charts published by this Office. 



The last copy of an Admirality chart is never to be issued* 

 and no more French charts are to be required. 



When the number of Admiralty or Coast Survey charts 

 on hand is reduced to or below five copies others should be 

 required. With five copies of any of these charts on hand 



