Tatsuo Kimura demonstrating aiki-age. Kimura sensei is a long time member of the Sagawa-ha Daito-ryu and was a senior student of Yukiyoshi Sagawa. Kimura sensei authored the book, "Transparent Power." Excellent read.
Yukiyoshi Sagawa demonstrating Aiki-nage on Yoshio Ohara - from the blog post "What is Aiki? Introduction to a method of analyzing Aiki. (Part 2)": http://www.aikidosangenkai.org/blog/analyzing-aiki-part-2/
Yukiyoshi Sagawa demonstrates the spear - from the blog post "Aiki is Love, isn't it? Aiki isn't Love, is it? - Morihei Ueshiba and Aiki, both Technical and Spiritual": http://www.aikidosangenkai.org/blog/archive/2013-05-12/aiki-is-love-isnt-it-aiki-isnt-love-is-it