More cards in this set

Card 16

Front

What happens if there is excess after transportation?

Back

Preview of the front of card 16

Card 17

Front

What is cross profile?

Back

Preview of the front of card 17

Card 18

Front

What is the cross profile like in the upper course?

Back

Preview of the front of card 18

Card 19

Front

What is the cross profile like in the middle course?

Back

Preview of the front of card 19

Card 20

Front

What is the cross profile like in the lower course?

Back

Preview of the front of card 20