YX Company 31:1:79

Yaker, Frank 17:1:70, 73, 75

Yakima Record 43:2:166, 203

Yale University 23:1:53; 65:4:43, 46; 66:4:26-29

Yampa Valley 23:1:6

Yampah Utes 26:1:65; 26:2:147; 30:1:77, 79 (see also Ute)

Yancey Cabin photo 14:2:97

Yancey, Uncle John 66:4:51, photo 52

Yancton Sioux 17:2:149 (see also Sioux)

Yancy’s mail station 14:2:15, 96

Yankee Gulch 44:1:40, 43, 47

Yankee Spring, Wyoming 30:1:43

Yanoway, Winifred 19:1:50

Yantis 42:2:221

Ya-pa-ojo 16:1:30-31 (see also Bannock)

Yarger, W. 25:1:67

Yarmony 16:2:89 (see also Ute)

Yarnell, Nelson 26:1:64

Yarter, Edmond A. (Mrs.) 23:2:62

Yates and McIntyre 34:2:210

Yates, Bill 43:1:64

Yates, E. R. 26:2:183-185

Yates, F. D. (see F. D. Yates and Company)

Yates, Frank 43:2:252, 255

Yates, Ned 37:2:224

Yeager, Charles "Chuck" E. 64:3/4:15

Yeager, D. G. (Superintendant) 36:2:141

Yeager, Glen 27:1:20-21, 24

Yeager, Walter H. 29:2:157

Yellow Bear 43:2:245, 247; 44:2:235; 46:1:21 (see also Arapaho)

Yellow Calf photo 11:1:3, 63-65; 50:1:21 (see also Arapaho)

Yellow Creek 16:2:129; 22:2:66

Yellow Hair photo 45:2:229 (see also Sioux)

Yellow Hand 33:1:33, 35; 47:2:144 (see also Haivodika)

Yellow Hotel 66:4:13-21, photos 13, 15 (see also Dell’s Hotel) Yellow Robe 28:1:23 (see also Cheyenne Indians)

Yellow Shirt 28:1:31

Yellow Wolf 15:3:296; 59:1:54 (see also Cheyenne Indians)

Yellowstone 29:2:125 (see also Yellowstone National Park)

Yellowstone Command: Colonel Nelson A. Miles and the Great Sioux War, 1876-1877 by Jerome A. Greene 64:2:68

Yellowstone country 66:4:45-46 (see also FIRSTS: expedition to explore the Yellowstone Country)

Yellowstone Expedition (1870) 11:2:110 (see also Exploring the Yellowstone with Hayden,1872)

Yellowstone Falls photo 44:1:cover; 64:1:6

Yellowstone Forest Reserve 45:1:14

Yellowstone Forest Reserve by A. A. Anderson 4:4:378-388

Yellowstone Highway Association 13:2:157

Yellowstone Lake 29:2:127; 33:2:161-162, 176; 34:2:190; 40:2:277; 42:2:270; photo 44:1:16, 18; 65:1:44, 49; 66:4:50, 52-55 (see also FIRSTS: boat on Yellowstone Lake)

Yellowstone Lake boat photo 66:4:53

Yellowstone Lake Boat Company (see Waters, E. C.)

Yellowstone Lake Boat Company Store photo 44:1:page following 16

Yellowstone National Forest Reserve 22:2:34 (see also FIRSTS)

Yellowstone National Park 12:1:62-64; 14:1:31-38; 14:2:89-92; 15:2:101-132; 15:3:292; 16:1:6, 12, 49, 41, 72; 20:2:150; 21:1:100; 22:2:41, 53, 55-56, 62; 24:1:68; 26:1:6, 21; 29:2:125, 127, 129-130, 132, 134-135, 137-140, 151, 127; 29:2:124-149; 30:2:149-150; 31:2:132; 32:2:145; 33:1:34, 38; 33:2:161, 165, 172; 34:1:108; 34:2:175, 180-181, 183-184, 187, 189-190; 35:1:68, 85-86, 90; 36:2:240; 44:2:241, 243-244, 246, 258, 260; 45:1:9-10, 14-16, 18; 65:1:2, 26-398, 41-44, 46-48, 50-53; 65:2/3:14; 65:4:8,19, photo 42 66:1&2:5; 66:3:4, 16; 66:4:42-47, map 44, 48 (see also Expedition of President Chester A. Arthur to Yellowstone National Park in 1883; Death in Yellowstone: Accidents, Foolhardiness, and Murder in the World’s First National Park; Documentary Record of Wolves and Related Wildlife Species in the Yellowstone National Park Area Prior to 1882; Exploring the Yellowstone with Hayden, 1872; First Winter Trip Through Yellowstone National Park; John W. Meldrum, The Grand Old Man of Yellowstone National Park; Journey Through the Yellowstone National Park; Joseph E. Stimson in camp at the Cody Gateway to Yellowstone National Park photo; Jupiter Terrace, Lower Falls; Mammoth Hot Springs photo; Maw’s Vacation: The Story of a Human Being in the Yellowstone; Report to Congress, Wolves for Yellowstone; Sixty Days To and In Yellowstone National Park; Trip to the Yellowstone and Oregon Country in 1834) FIRSTS: bicycle tour of Yellowstone Park; complete winter tour of Yellowstone National Park; inhabitants of Yellowstone Park; first national park; U. S. President to visit Yellowstone National Park; white woman to visit Yellowstone Park)

Yellowstone National Park Amendment 36:1:39, 45

Yellowstone National Park Archives 66:4:54, 57

Yellowstone National Park Association 66:4:49-50, 52

Yellowstone National Park by Marie M. Augspurger, review 22:1:93-94

Yellowstone National Park Collection 65:1:36, 52

Yellowstone National Park Museum Collection photos 66:4:45-46, 49, 52-53

Yellowstone National Park plateau 33:2:34

Yellowstone National Park Post Office sculpture 45:1:58, 65

Yellowstone National Park wildlife veterinarian (see Johnson, Mark)

Yellowstone Park (see Yellowstone National Park)

Yellowstone Park Research Library 65:1:52

Yellowstone Park Sheepeaters 33:1:34 (see also Sheepeater)

Yellowstone Park Stage Company 65:1:38

Yellowstone Plateau 66:4:44

Yellowstone River map 10:3:104-105; photo 14:2:88; 14:4:283-284; 16:1:73; 17:2:105, 139, 149; 33:1:36; 33:2:160-162, 165-166, 171; 36:2:306, 212, 220, 224, 231; 42:2:154, 156, 158, 164, 170, 176-179; 43:1:121; 43:2:207; 65:1:40, 44; 66:1&2:13; 66:4:46-47 (see also Exploring the Yellowstone with Hayden, 1872; FIRSTS: gold prospected in the Yellowstone and its tributaries; Historical Sketch of Upper Clark’s Fork of the Yellowstone and Its Tributaries Within Wyoming; Trip to the Yellowstone and the Oregon Country in 1834; Upper Clark’s Fork of the Yellowstone and Its Tributaries Within the State of Wyoming, Historical Sketch)

Yellowstone River Valley 66:4:43

Yellowstone Route (see also Bozeman Route; Bozeman Trail)

Yellowstone Timberland Reserve 4:2:281

Yellowstone Valley (see Valley of the Yellowstone)

Yellowtail 39:2:261

Yelton, O. P. 37:1:4, photo 5

Yelvington, Julia A. (see review of In Pursuit of American History)

Yeomans, J. H. 42:1:61

Yesterdays’ Trails by Will H. Spindler, review 33:2:233

Yesterdays’ Wyoming: The Intimate Memoirs of Fenimore C. Chatterton, review 30:1:115-116

YNP Association (see Yellowstone National Park Association)

Yochelson, Ellis L. (see Monuments and Markers to the Territorial Surveys)

Yoder 39:2:257 (see also RANCHES)

Yoder, Franklin (Doctor) 24:2:119; 26:2:215; 27:2:233

Yoder in the 1920s by Florence A. Allen 39:2:257-259

Yoder, Jess 39:2:257; 43:1:62-63 (see also RANCHES)

Yoder, John 27:2:184

Yoder, Myrtle (Mrs.) 43:1:66

Yoder, Oscar 27:2:233; 37:1:99

Yoder, Phillip 39:2:257

Yoder Ranch (see RANCHES)

Yokel, Michael 44:2:256

Yonick, Faye (Mrs.) 37:1:113

Yorgason, Ella 39:1:127-128

York, Milton W. (see Wyoming)

Yosemite National Park 65:1:49

Yost, Nellie Snyder (see Boss Cowman: The Recollections of Ed Lemmon, 1857-1946; Medicine Lodge, The Story of a Kansas Frontier Town)

You Are Respectfully Invited to Attend My Execution...by Larry K. Brown 66:4:21

Young (Colonel) 13:2:112

Young America lode 40:2:228, 231

Young America Mine 44:1:49

Young America Stamp Mill 40:2:237

Young and Jackson (market owners) 19:1:29

Young, Bob (Lieutenant) 38:2:176

Young, Brigham 18:2:93; 21:2/3:11, 118, 126, 128-129, 132-134, 137, 146-148, 151, 153, 164, 176-177; 25:2:144, 160-167, 183; 26:1:65-67; 26:2:142-144, 146-151, 153-158, 164-173, 176-190; 29:1:78: 29:2:179, 185-187; 30:1:79; 31:2:215-216, 221-223; 32:1:19; 32:2:152, 228; 33:2:170; 34:1:90; 34:2:247; 42:1:89; 43:2:171, 182, 197, 277, 282; 65:2/3:14

Young, D. C. 33:1:79

Young, Edward 22:2:85-86, 88-89; 26:1:64; 26:2:212

Young, Frederic R. (see Dodge City: Up Through a Century in Story and Pictures)

Young Friday 44:2:217 (see also Arapaho)

Young, George (Mrs.) 17:1:81

Young, George 17:1:81

Young, George S. 35:2:184, 198

Young, Grant 26:1:55

Young, Harriet 21:2/3:120

Young, Harry C. 27:2:233

Young, Harry "Hard Knocks" 37:1:97; 45:1:101

Young, Joe 19:2:110; 20:1:13; 21:2/3:119

Young, John 21:2/3:119

Young, John M. (Mr. and Mrs.) photo 31:2:190, 207

Young, Lilley (Miss) 27:2:233

Young, Lorenzo Dow 21:2/3:120; 31:1:14-15; 40:2:219

Young, Lyman A. (Captain) 64:3/4:8

Young Men’s Literary Club 18:1:87

Young, Noah 44:1:53

Young, Otis E. 65:4:61

Young People’s Baptist Society 65:1:33

Young People’s Temperance League 65:1:33

Young People’s Union of Otto, Wyoming 65:1:33

Young, Phineous 21:2/3:139

Young, R. H. (Lieutenant) 15:3:282, 284, 286; 39:1:122, 125; 44:2:156, 158-159

Young, Richie 31:2:201

Young, Sheldon 31:2:131, 133

Young, Will H. 7:2:378-382; 18:2:107 (see also Journals of Travel of Will H. Young, 1865)

Youngstown, Ohio 65:1:20

Young’s Cafe 31:2:199

Young’s Pass 15:3:282

Yount, Harry S. (see Harry S. Yount)

Yount’s Peak 3:3:175

Your Misfortune and None of My Own by Richard White 66:4:44

Your State Museum 11:3:229-231

YT (see also brands)

Yukon River (Alaska) 22:1:76; 66:4:12-13, 15

Yuma Complex 32:1:119

Yuma Indians 29:2:130, 196

Yund, C. C. (Sheriff) 64:2:47