6 1 10 A Story of Exploration and Innovation Gurney, Alan Primary Author mixed material 0393327132 New York W.W. Norton & Company, Inc. 2004 %2B-%2B90285090_140.jpg.jpg A Manual of the Theory of the Deviations and Mechanical Correction of Magnetic Compasses in Ships Third Edition 1979 Denner, W. Primary Author mixed material 0851743323 United Kingdom Brown, Son & Ferguson, Ltd., Publishers 1979 Reid, George H. Primary Author mixed material 1574090232 USA Penerbit Sheridan House Inc. 1997 The_Quick_and_Easy_Guide_to_Compass_Correction.jpg.jpg Maintain, Repair and Adjust your own Compass Harris, Mike Primary Author Harris, Diane Illustrator mixed material 0939837277 USA Penerbit Paradise Cay Publications 1998 the_compass.jpg.jpg A Manual of the Theory of the Deviations and Mechanical Correction of Magnetic Compasses in Ships Third Edition 2011 Cockcroft, A.N. Composer Denner, W. Primary Author mixed material 0851743323 United Kingdom Brown, Son & Ferguson, Ltd., Publishers 2011 Magnetic_Compass_Deviation_and_Correction_A_Manual_of_the_Theory_of_the_Deviations_and_Mechanical_Co Frost, A. Primary Author mixed material 0851744265 United Kingdom Brown, Son & Ferguson, Ltd., Publishers 1982 Marine_Gyro_Compasses_for_Ships%27_Officers.jpg.jpg