00942nam0 2200253 450 00002518820090401161344.020090401d1921----km-y0itay50------baengUSa-------001yy<<A >>practical manual of the compassa short treatise on errors ...The United States Naval InstituteAnnapolis, (MD.)The United States Naval Institute1921173 p.ill.27 cmIn testa al front.: Prepared with the approval of the Bureau of Navigation, Navy Department<<A >>practical manual of the compass44413CompassiManuali623.8620NaviThe United States Naval Institute633355ITUNIPARTHENOPE20090401RICAUNIMARC000025188S 623.86/13S CN 87DSA2009Practical manual of the compass44413UNIPARTHENOPE