Variants
Up until the end of 1942, the RAF always used Roman numerals for mark numbers; 1943-1948 was a transition period during which new aircraft entering service were given Arabic numerals for mark numbers, but older aircraft retained their Roman numerals. From 1948 onwards, Arabic numerals were used exclusively.
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Famous quotes containing the word variants:
“Nationalist pride, like other variants of pride, can be a substitute for self-respect.”
—Eric Hoffer (1902–1983)