Between 80 and 89

 

Across

    4  large citrus fruit, pink to red in color, bitter to sour to semi-sweet (10)

    7  antonym to pessimism (8)

    9  person between 80 and 89 in age (12)

  12  western US mountain range (7)

  13  handwriting, often (9)

 

Down

    1  type of electronic screen (5)

    2  sparkling wine frequently used in toasts (9)

    3  he was so drunk he was -----------to how he was staggering (9)

    5  a more than pleasant odor (5)

    6  "last name" of Henry who was married to three Catherines, two Annes and one Jane (6)

    8  state whose capital is named for the civil war president (8)

  10  stick to (6)

  11  prizes funded by inventor of dynamite (5)