The Cornish Gig oar by Collars: https://www.youtube.com/watch?v=c6haJElXSvQ
Understanding the Greenland Paddle: https://www.youtube.com/watch?v=-jgWn7BaGSw
Annapolis Wherry Tandem: https://www.clcboats.com/shop/boats/rowboats/annapolis-wherry-tandem-rowboat.html Building Video: https://www.youtube.com/watch?time_continue=1&v=ExFqOgdQOuQ&feature=emb_logo Using it: https://www.youtube.com/watch?v=n8Ph48NO0co&feature=emb_logo
On the gondolier forcola: https://www.youtube.com/watch?v=Zk2UvSuQASs