1921 - F#537.5 - 200 000 1921 - F#537.5 g) Reverse: one star below 1921, beside 1921 one each side a star, natural zinc surface - 1921 - F#537.5a) Reverse: without star below or beside 1921, natural zinc surface. - 1921 - F#537.5b) like a), but nickel-plated - 1921 - F#537.5c) Reverse: one star below 1921, natural zinc surface - 1921 - F#537.5d) like c), but nickel-plated - 1921 - F#537.5e)Rev: beside 1921 a star one each side, natural zinc surface - 1921 - F#537.5f) like e), but nickel-plated - 1921 - F#537.5h) like g), but nickel-plated -