R.D. Kirkpatrick 1924 Journal Sand Island, Johnston Atoll, Pacific Dec. 18 Fri. We continued the Mus activity study and ran the gerywire census. The Z.J. typewriter was returned from the Johnston Island shops. Dec. 19 Sat. A.M. We found 2 Sooty Terns with broken wings and we took their blood. Dec. 20 Sun. A.M. We found 3 Sooty Terns and one Common Noddy with broken wings. We took their blood. Dec. 21 Mon. A.M. We found 3 Sooty Terns with broken wings. We took their blood. P.M. I observed birds. Dec. 22 Tue. A.M. The tide was very high. Water came to the base of the barracks and went across the causeway, partially washing it away. We picked up 4 Sooty Terns for bleeding. P.M. We set Mus traps on Johnston Island. We landed a Red-tailed Tropic-bird that I found on a nest.