1960’s Barbies and Kens

Description

1960’s Barbies and Kens.
4 Vintage dolls in good condition for age.
Ken doll (#1 in pic) on low back - 0838. MATTELL, INC 1968 INDONESIA
All limbs and neck move smoothly. Legs bend as intended at knee. I don’t know if clothes are original or if they are vintage.
Barbie doll (#2 in pic) on low back - MATTELL, INC 1966 MALASIA
All limbs and neck move smoothly. Missing earrings, but has triangle shape blue ring on right hand. No clothing.
Ken doll (#3 in pic) on left buttock- 1966 MATTELL, INC TAIWAN
All limbs move smoothly, feet have some wear on soles (see pic). Unsure if pants are original to him or if they are vintage.
Barbie doll (#4 in pic) on rig buttock- 1966 MATTELL INC.
US PATENTED
US PAT. PEND.
MADE IN KOREA
Unsure if bikini is original or if it’s vintage. Has earring. All limbs move smoothly with the exception on her left leg (does not hold position of bent).
Please ask questions before bidding. Thank you!