Zawisza Czarny (ship) Association, ZHP and its home harbor is Gdynia. The rig is one of a very rare kind. The three masts are rigged as a wishbone ketch. Only a few sailing vessels are using it today and it is mainly seen on smaller units. Zawisza Czarny (ship) Zawisza Czarny is the name of two Polish sailing-ships owned by the Polish Scouting and Guiding Association, ZHP. Zawsisza Czarny used to be a fishing vessel. After that use it was rebuilt to become a sailing vessel. Three masts were fitted on it and the motor that was built in was an old motor
How many angels can dance on the head of a pin? about how many could perch at the same time on the head of a pin"". Dorothy L. Sayers argued that the question was "simply a debating exercise" and that the answer "usually adjudged correct" was stated as, "Angels are pure intelligences, not material, but limited, so that they have location in space, but not extension." Sayers compares the question to that of how many people's thoughts can be concentrated upon a particular pin at the same time. She concludes that infinitely many angels can be located on the head of a pin, since they do not occupy any space there: