Holmes R.T. 1964 Calcaria lapponicus 4 June Barrow, Alaska several pairs noted in the drum area - very with aerial activity. 8 June Population noted by pair at Pitcher's Point - next to fruit label (stone 3 or 4?). 12 June & canopy not material - No. b. ridge 13 June Nest with 4 eggs on B.R. - Boxes sound in Ybans. - Exposed - 100% open - between sweet Snail Moss - lichen hummocks. 14 June Above nest with 5 eggs today. 18 June Nest - N.B.R. near fallen blockbox - 5 eggs " " - new beverage antenna - 6 eggs 20 June Nest - " - west Ybans - 5 eggs 24 June Nest a b.r. ne-4 drums (see 13 June) - gone - no sign of adult - Inc. 4+ eggs were present four days ago - Maybe predated by wandering Parasitic jayer. 26 June Nest with 3 eggs on B.R. - curt, new beverage antenna.