"Buffered Latch #2" is printed in white at the extraction end of this printed circuit card. Near the printing there is single white sticker with "3a" handwritten on it. There are several inspection stamps on the solder side.
Scientific Data Systems (SDS)
Printed in white at extraction end on component side
Stamped on extraction end on solder side
Assembly number printed in white at extraction end on component side
Printed in white parallel to edge halfway down card on component side
Stamped on solder side between rivet holes
Copyright number printed on component side toward insertion end