Puzzle 15

Alpine mountain ascended by Paccard and Balmat

__ to; as stated by sources

Calligraphy tool that takes various nibs

John Graham's crossword handle in The Guardian

Hackman, Russo, DeVito, and Travolta flick

Active during hours of darkness

Policy to protect you when you travel abroad

50s-60s guitarist with a twangy sound

__ dollars, currency in the Hitchhiker's Guide

Famous buildings or structures in cities or towns

Poison for mushrooms

Longform of LMK