Number 1 is
not Friendship Star.
Friendship Star is a 9-patch with HSTs in it. The block in quilt 1 is a 4-patch with no HSTs. I believe it's a block called Periwinkle, also known as Arkansas Snowflake or Four-Point. Here’s its history and an illustration.
http://www.earlywomenmasters.net/qui...kle/index.html