364 CONTENTS. 
XIX. ORDERS RELATIVE TO PERSONAL APPEARANCE, SCIENTIFIC DUTIES, 
ETC 396 
XX. ORDERS TO CAPTAIN HUDSON FOR SURVEY, ETC 400 
XXI. POPULATION OF BRAZIL 402 
XXII. STATEMENT OF THE EXPORTS OF THE PRINCIPAL PRODUCTS OF BRAZIL 
DURING THE YEAR 1838 407 
XXIII. RESULT OF THE MEASUREMENT OF A BASE LINE BY SOUND BETWEEN 
CAPE FRIO LIGHT-HOUSE AND ENXADOS ISLAND 404 
XXIV. SAILING INSTRUCTIONS FOR THE RELIEF, PEACOCK, PORPOISE, ETC 408 
XXV ORDERS TO CAPTAIN HUDSON FOR ANTARCTIC CRUISE 411 
XXVI. ORDERS TO LIEUTENANT R. E. JOHNSON FOR ANTARCTIC CRUISE 414 
XXVII. ORDERS TO LIEUTENANT W. M. WALKER FOR ANTARCTIC CRUISE 416 
XXVIII. GENERAL INSTRUCTIONS FOR BOAT DUTY, SURVEYING, ETC 418 
XXIX. INSTRUCTIONS FOR THE VINCENNES 420 
XXX. ORDERS TO LIEUTENANT-COMMANDANT LONG 422 
XXXI. CAPTAIN HUDSON'S AND LIEUTENANT WALKER'S REPORTS 424 
XXXII. ORDER TO SEA-GULL 434 
XXXin. GENERAL INSTRUCTIONS IN RELATION TO THE COLLECTION AND PRE- 
SERVATION OF SPECIMENS, SHELLS, ETC 435 
XXXIV. ORDER TO LIEUTENANT CRAVEN AND PAPERS RELATIVE TO HIM 437 
XXXV. GENERAL ORDER RELATIVE TO GOOD CONDUCT OF CREW 439 
XXXVI. ORDER TO LIEUTENANT PINKNEY 440 
XXXVII. GENERAL ORDER RELATIVE TO COURT OF INQUIRY 440 
XXXVIII. LETTER FROM OFFICERS OF THE EXPEDITION, AND GENERAL ORDER.. 441 
XXXIX. ORDERS TO SQUADRON 443 
XL. ORDERS TO RELIEF 445 
XLI. ORDERS FOR OBSERVATIONS, MODE OF SURVEYING CORAL ISLANDS, ETC. 447 
XLII. LETTER RELATIVE TO THE WANT OF CONFORMITY TO ORDERS 453 
XLIII. ORDER RELATIVE TO CORAL SPECIMENS 454 
XLIV ORDERS TO PORPOISE 454 
XLV. ORDERS TO TENDER FLYING-FISH 455 
