11. Track chart of U. S. S. Yantic and Str Proteus, 1883, Arctic Sea Maps University Of Michigan Public content 1883. United States. Congress. Senate (48th, 1st Session : 1883). 1 map : col. ; 64 x 34 cm. "Corrected to 1881." "S[enate] Ex. [Doc. No.] 100, 1[st Session], 48[th Congress].".