1Portfolios%20%3D%20%22703%22%20and%20Disp_Obj_Type%20%3D%20%22Natural%20history%20specimen%22natural history specimenPenguin Egg4 15/16 x 3 1/8 x 3 1/8 in. (13 x 8 x 8 cm)...penguin eggshellca. 195519501960natural history specimenThe Peary MacMillan Arctic Museumxxx2018.8.19