Here is what I would carry, in a small 15 Compartment box:

6- #16 LTD Sulfurs
6- #14 Blonde Elk Hair Caddis
6- #18 Blue-winged Olive Haystack
6- #14 May Haystack
6- #14 Light Cahill Thorax
6- #14 Huntington March Brown
6- #16 PMD Thorax
6- #18 Griffiths Gnat
6- #18 Trico Spinner
6- #18 BLG Caddis Larva
6- #14 Gold RIbbed Hare's Ear Nymph
6- #16 Beadhead Pheasant Tail Nymph
6- #12 Pine Creek Nymph
6- #14 Beadhead Squirrel nymph