Early development of the cWC-RSB concept showing the development of the first tractable RSBs from cemented tungsten carbides. This is the first of two papers that demonstrate preparatory work on cWC and RSBs before 2021. This poster summarizes work on the cWC-RSB from 2016-2018. Preliminary work also includes the research presented at the 31st Symposium on Fusion Technology (SOFT2020)