+42. Learn the routine in your department. Why are things done as they are?+ +43. What is the ship's draft? How is it recorded?+ +44. Where are the sounding pipes? Look up the framed sectional blue print of the vessel that ought to be framed in the chart room.+ +45. What is the tons per inch scale?+ +46. What is the displacement of the vessel?+ +47. Learn her complete dimensions.+ +Length between perpendiculars.+ +Length over all.+ +Depth of hold.+ +Moulded depth.+ +Beam.+ +Freeboard, allowed by underwriters (draft).+ +Gross tonnage.+ +Net tonnage.+ +Horse-power.+ +Speed.+ +Coal consumption.+ +Her most economical speed, and tons per day.+ +Her hold capacity. Holds and 'tween decks.+ +Her tank capacity.+ +Her bunker capacity.+ +Her engines. I.H.P. type.+ +Her boilers, number, type.+ +Her wireless. Range.+ +48. What is the vessel's signal number?+ +49. What is her hailing port?+ +50. What is her rating, when given?+ +51. When built? By whom? Kind of construction?+ +52. Look up old log books if available. Speed under different kinds of weather conditions.+ +53. Has she bilge keels?+ +54. What kind of propellers, or propeller? Material? Pitch? Right handed or left? How will it send the vessel's head—going ahead—backing?+ +55. Learn everything you can about her construction, and equipment.+ +56. What is her draft when light—holds empty? What is her stability when in this condition? Is her propeller out of water in that condition? How much? What is her light displacement? How can you determine her stability—by means of shifting weights on deck?+ +57. How many cubic feet to a ton of bunker coal?+ +58. How many pounds to a cubic foot of sea water? Fresh water?+ +59. How do you figure the cubic capacity of a lifeboat? How many cubic feet allowed per person?+ +60. What is the strength of a new six-inch manila line? Of a five-inch wire hawser?+ +61. What is the tensile strength of mild steel? Of cast iron? The compressive strength?+ +62. Can you figure out the safe load for a steel boom under given conditions? Shell and stiffening given, supports and angle given? Safety factor 5.+ +63. Become familiar with the fittings of the holds. Go in, look around and study out the plan of construction and use.+ +64. Find out the location and use of the following parts—+ +Limbers.+ +Limber boards.+ +Ceiling.+ +Cargo battens.+ +Rose boxes (strums, also strainers).+ +Intercostal plates.+ +Keelson.+ +Stringers.+ +Framing.+ +Beams.+ +Shell plating.+ +Pillars.+ +Bulkheads.+ +Tanks.+ +Bilges.+ +Smothering lines.+ +Sounding pipes.+ +Fire lines.+ +Light connections.+ +Mast partners.+ +Mast wedges.+ +Shaft trunk.+ +Hatch coamings.+ +Hatch strong backs.+ +Hatch fore and afters.+ +Hatch battens.+ +Hatch covers.+ +Wedges.+