image/svg+xml
Openclipart
Working of a sluice or lock (phase 4)
2011-02-15T11:27:52
Working of a sluice for educational use (phase 4).
https://openclipart.org/detail/118423/working-of-a-sluice-or-lock-phase-4-by-iyo
Iyo
boat
education
educational
lock
paper
paperboat
ship
sluice
technique
water
working