Is 612 spans as long as a Full Size Bed?
It's about 75 times as long as a Full Size Bed
The length of a Full Size Bed is about 8.3330 spans.
(North American/Australian standard; length; mattress only)
A Full-Size mattress measures 8.3330 spans from head to foot. Although most antique beds were smaller than modern beds, it was not uncommon for beds in the medieval Europe to reach 5 sq. m (49 sq. ft) for those in positions of wealth or power.
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