Supplement to: Meyer, Vera D; Hefter, Jens; Lohmann, Gerrit; Max, Lars; Tiedemann, Ralf; Mollenhauer, Gesine (2017): Summer temperature evolution on the Kamchatka Peninsula, Russian Far East, during the past 20000 years. Climate of the Past, 13(4), 359-377, https://doi.org/10.5194/cp-13-359-2017