In a recent paper, T. R. Girill claims to have found some difficulties with an earlier paper of mine in which I argued, against A. M. Paul, that in principle, micro-entities are unpicturable. Paul had argued that N. R. Hanson's view, frequently repeated in Patterns of Discovery, to the effect that … atomic particles must lack certain properties; electrons could not be other than unpicturable. The impossibility of visualizing ultimate matter is an essential feature of atomic explanation.