Subject ASC0002zq1

Keywords

Bi-convex lens 1½ inch diameter silvered in metal holder trap Akehurst S.C. trap for free swimming organisms bi-convex lens

drawing: {"keywords":["Bi-convex lens 1½ inch diameter silvered in metal holder","trap"]}

classification_count: 7
group_id: "GSC000000g"
id: "5dc4464d7716a10004002945"
keywords: ["Bi-convex lens 1½ inch diameter silvered in metal holder","trap","Akehurst S.C.","trap for free swimming organisms","bi-convex lens"]
page: "Page 280"
page_id: "816243"
reduced: [{"type":"drawing","coords":[0,0,138,379,633,551],"value":{"keywords":["Bi-convex lens 1½ inch diameter silvered in metal holder","trap"]}}]
scale: 0.3663003663003663
subject_id: "ASC0002zq1"
volume: "ser. 2, v. 12 (1913)"
year: "1913"