I.MEMORANDUM ON THE MAGNETICAL OBSERVATIONS MADE DURING THE VOYAGE.
II.MAGNETICAL INSTRUCTIONS, 1872
III.ABSTRACT OF MAGNETICAL OBSERVATIONS DURING THE VOYAGE
IV.ABSTRACT OF MAGNTICAL OBSERVATIONS MADE AT LAND STATIONS,REFACED WITH DESCRIPTIVE REFERENCES TO THE POSITIONS (OBSERVATION SPOTS) OF THE INSTRUMENTS
V.ABSTRACT OF VARIATIONS OF THE COMPASS OBSERVED AT SEA
VI.ABSTRACT OF OBSERVATIONS WITH FOX CIRCLES
VII.MEMORANDUM ON THE METEOROLOGICAL OBSERVATIONS MADE DURING THE VOYAGE.
VIII.ABSTEACT OF METEOROLOGIOAL OBSERVATIONS
ERRATA IN MAGNETICAL RESULTS,VOL.II.OF THE VOYAGE OF H.M.S.CHALLENGER.
