Up close and personal at the bottom of a flow-through worm bin.
These plans are available for purchase online (US$ 14) at https://www.redwormcomposting.com/vermbin-flow-through-plans/
Basic harvesting technique for designs that use conduit for the floor, and the 4-tine fork to coax the vermicompost out. Also a peek at a virgin bin before first breaking through the cardboard floor.