The tip openings seemed to have changed sometime around WW2. So most Meyers circulating around match the 1970 chart that Ralph Morgan put in his SJ article, not the 1939 one.
By tilting the table, it can usually be opened up to a 6 or more. It does distort the body shape some and could cause you to need to use a smaller ligature.
By tilting the table, it can usually be opened up to a 6 or more. It does distort the body shape some and could cause you to need to use a smaller ligature.