民國32年，VEMCO 航空繪圖儀《Black Water Museum Collections | 黑水博物館館藏》

1943, VEMCO AIRCRAFT PLOTTER, 12-100 5-14-43 V & E MANUFACTURING CO. PASADENA, CALIFORNIA

民國32年，VEMCO 航空繪圖儀《Black Water Museum Collections | 黑水博物館館藏》

1943, VEMCO AIRCRAFT PLOTTER, 12-100 5-14-43 V & E MANUFACTURING CO. PASADENA, CALIFORNIA 民國32年，VEMCO 航空繪圖儀《Black Water Museum Collections | 黑水博物館館藏》

1943, VEMCO AIRCRAFT PLOTTER, 12-100 5-14-43 V & E MANUFACTURING CO. PASADENA, CALIFORNIA 民國32年，VEMCO 航空繪圖儀《Black Water Museum Collections | 黑水博物館館藏》

1943, VEMCO AIRCRAFT PLOTTER, 12-100 5-14-43 V & E MANUFACTURING CO. PASADENA, CALIFORNIA 民國32年，VEMCO 航空繪圖儀《Black Water Museum Collections | 黑水博物館館藏》

民國32(1943)年航空繪圖儀|黑水博物館館藏 VEMCO AIRCRAFT PLOTTER 12-100 5-14-43 V & E MANUFACTURING CO. PASADENA, CALIFORNIA|Black Water Museum Collection

民國32(1943)年航空繪圖儀|黑水博物館館藏 VEMCO AIRCRAFT PLOTTER 12-100 5-14-43 V & E MANUFACTURING CO. PASADENA, CALIFORNIA|Black Water Museum Collection

民國32(1943)年航空繪圖儀|黑水博物館館藏 VEMCO AIRCRAFT PLOTTER 12-100 5-14-43 V & E MANUFACTURING CO. PASADENA, CALIFORNIA|Black Water Museum Collection

民國32(1943)年航空繪圖儀|黑水博物館館藏 VEMCO AIRCRAFT PLOTTER 12-100 5-14-43 V & E MANUFACTURING CO. PASADENA, CALIFORNIA|Black Water Museum Collection

民國32(1943)年航空繪圖儀|黑水博物館館藏 VEMCO AIRCRAFT PLOTTER 12-100 5-14-43 V & E MANUFACTURING CO. PASADENA, CALIFORNIA|Black Water Museum Collection

民國32(1943)年航空繪圖儀|黑水博物館館藏 VEMCO AIRCRAFT PLOTTER 12-100 5-14-43 V & E MANUFACTURING CO. PASADENA, CALIFORNIA|Black Water Museum Collection

民國32(1943)年航空繪圖儀|黑水博物館館藏 VEMCO AIRCRAFT PLOTTER 12-100 5-14-43 V & E MANUFACTURING CO. PASADENA, CALIFORNIA|Black Water Museum Collection

民國32(1943)年航空繪圖儀|黑水博物館館藏 VEMCO AIRCRAFT PLOTTER 12-100 5-14-43 V & E MANUFACTURING CO. PASADENA, CALIFORNIA|Black Water Museum Collection