After achieving economic independence on his graduation from college, Lan made contact with museums and public and private shell collectors, which led to an exchange of specimens.
私立淡江英專畢業後，他先是教書，而後從事手工藝品的外銷，藍子樵有足夠的經濟條件來收藏貝殼，他收集的種類愈來愈多，範圍也愈來愈廣。他更進一步與各國的博物館和收集貝殼的民間團體取得聯絡。與同好常交換情報