DISCUSSION. DEVELOPMENT AND USE OF AIR CUSHION EQUIPMENT INCLUDING AMPHIBIOUS PLATFORMS von MACKLEY, FR, METTAM, JD, WEX, BP, GARLAND, JRA, IGGLESDEN, MS, MILNE, M, JACKSON, HB, ELLIS, SPJ, HOPKINS, LA

Volltext

DISCUSSION ON PAPER NO. 6260: USE OF AERIAL PHOTOGRAPHY BY RAILWAYS von VINER BRADY, NEV, PEARSON, HM, BRADY, NEVV, CAMPION, FE, CAREY, LFDV, MOTT, PG, COOKSON, EC, HOTINE, M, MCILMOYLE, RL, GARLAND, JRA, HARVEY, RC, SMITH, WP, MERCER, CHH, WILLIS, JCT, MACRAE, MB, PONT, S, BRIDGMAN, R

Volltext