Cockerham BigY Group Tree: https://discover.familytreedna.com/groups/cockerham/tree?subgroups=301430 (best on computer monitor, select full screen) BigY updated every 1-2 weeks by the lab.

See merged Cluster/Glauser tree: https://discover.familytreedna.com/groups/cockerham/tree?subgroups=301430,301431 (not related except for ancient times, 1717 BCE)

R-FT134834: BRANCH DATED 1781 CE https://discover.familytreedna.com/y-dna/R-FT134834/story
R-FT83803: https://discover.familytreedna.com/y-dna/R-FT83803/story (2024)