00422 am a2200145 a 4500001001400000003000400014008004100018050002400059100001700083245005600100260004600156300001600202650002800218700003000246vtls000013698MTX981113c1984    mau           000   eng  00aTR800bC561 C3 19841 aChurch, Jim.10aChoosing and Using Underwater Strobes /cJim Church  aGilroy, CA :bHerff Jones Yearbook,c1984  a96 p :bill 0aUnderwater photography.1 aChurch, Cathy,cjt. auth.