pictures would definitely help but no, to my knowledge ears were never removed by arsenals. this was always done during sporterizing to aid in modifications like scope rails or rear sights. however I see no point at all in removing one aperture for another.
ignore my complete lack of capitalization. I still have no problem correcting your grammar.
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Bean counters told me I couldn't fire a man for being in a wheelchair, did it anyway. Ramps are expensive.-Cave Johnson.