Bechuanaland 1893 1d Broken "Ch" in Ovpt with Cert

1893 1d carmine-red OVERPRINT WITH BROKEN LETTERS (tops of "ch" cut away, position #60 on top left pane) (SG 38var), the overprint also SHIFTED DOWNARD into lower perforations. VF/M, scarce typeset error. Photo-cert: PFSA. See clickable image of certificate below.