| Subject/Photo | Publication | Page |
| Zeigler central cleaning plant (1935/1951) | BB35 | 18 |
| Zeigler depot | BB35 | 213 |
| Zeigler No. 1 mine (c1928) | BB35 | 13 |
| Zeigler No. 1 mine (c1935) | BB35 | 16 |
| Zeigler No. 1 mine aerial view | BB35 | 51 |
| Zeigler No. 3 mine and track scales (1958) | BB35 | 20 |
| Zeigler No. 4 mine (2/51) | BB35 | 20 |
| Zeph burro Zephyr Chicago Union Station (5/34) | BB43 | 18 |
| Zephyr – see also Pioneer Zephyr post 11.11.1936 and Zephyr #9900 | | |
| Zephyr #9900 – see also Pioneer Zephyr and Zephyr (pre-11/36) | | |
| Zephyr #9900 diesel engine article (4/34) | BB43 | 6 |
| Zephyr #9900 diesel engine | BB43 | 24 |
| Zephyr #9900 en route to Chicago Museum (5/60) | BB13 | 41 |
| Zephyr #9900 engine bed and front-end car frame (4/34) | BB43 | 7 |
| Zephyr #9900 front coupler and air hose McCook ((6/34) | BB43 | 22 |
| Zephyr #9900 Galesburg (5/51) | Z 49 | 3 |
| Zephyr #9900 history, concept, construction Traffic World article (4/34) | BB43 | |
| Zephyr #9900 motive power considerations (4/34) | BB43 | 6 |
| Zephyr #9900 motorman Jack Ford | BB13 | 8 |
| Zephyr #9900 trucks motor & trailer | BB43 | 32 |
| Zephyr #9900 wreck with truck Longmont, Co. (4/50) | BB13 | 37 |
| Zephyr #9900, loco #35 (replica) Century of Progress (1934) | BB45 | 62 |
| Zephyr #9900, loco #4973 (O-1-A) wreck Napier (10/39) | BB13 | 31 |
| Zephyr #9901 and #9902 Twin Cities Zephyr together (4/35) | C 99 | 22 |
| Zephyr #9901 as Sam Houston Zephyr (1936) | BB19 | 20/22 |
| Zephyr #9901 BP (4/35) | BB13 | 14 |
| Zephyr #9901 fire damage (12/44) | BB13 | 37 |
| Zephyr #9901 fire damage (12/44) | BB19 | 33 |
| Zephyr #9901 floor plan | BB13 | 14 |
| Zephyr #9901 with #9002 together Chicago CP (4/35) | BB13 | 15 |
| Zephyr #9902 “Ottumwa Zephyr” Ottumwa-Chicago local (1946) | BB41 | 86 |
| Zephyr #9902 air intake covered (6/35) | BB13 | 16 |
| Zephyr #9902 as Texas Rocket | BB19 | 22 |
| Zephyr #9902 Hannibal-Burlington-Chicago service | BB13 | 40 |
| Zephyr #9902 Harlem Ave. (1936) | BB13 | 16 |
| Zephyr #9902 history (Z Q&A 96-5, Z 33) | Z 33/34 | |
| Zephyr #9902 lettered for joint Q-Rock Island | BB13 | 35 |
| Zephyr #9902 lettered for Texas Rocket 1945) | BB13 | 35 |
| Zephyr #9902 Ottumwa Zephyr Wyanet (9/46) | BB42 | 164 |
| Zephyr #9902 Ozark State Zephyr, and retouched | BB13 | 33 |
| Zephyr #9902 Texas Rocket with fourth car Teague (c1942) | Z 45 | 17 |
| Zephyr #9903 Advance Denver Zephyr Red Oak (1936) | RO | 9 |
| Zephyr #9903 cab controls and motorman’s view | BB13 | 31 |
| Zephyr #9903 Mark Twain Zephyr (5/51) | BB13 | 41 |
| Zephyr #9903 Mark Twain Zephyr West Quincy, Mo. (3/53) | C 08 | 16+ |
| Zephyr #9903 St Joseph (6/56) | BB13 | 24+ |
| Zephyr #9903 stored at Minooka, Il. (4/98) | Z 42 | 7 |
| Zephyr #9903 to Mid American Car Corp. (9/87) | BB18 | 3 |
| Zephyr #9903 transported to Granite City, IL (2007) | Z 57 | 19+ |
| Zephyr #9904 | BB22 | 42 |
| Zephyr #9904 & #9905 after booster conversion | BB13 | 39 |
| Zephyr #9904 & #9907B Denver Zephyr (5/37) | BB13 | 26 |
| Zephyr #9904 as Pioneer Zephyr Hamburg, Io (c1939) | BB13 | 26 |
| Zephyr #9904 conversion to booster unit, diagram (1951) | Z 47 | 7 |
| Zephyr #9904 Downers Grove (7/48) | BB 1 | 12 |
| Zephyr #9904 Twin Zephyr Savanna, Il. (5/49) | Z 55 | 10 |
| Zephyr #9904, E-5 #9915A Expo Flyer Barr Lake (9/42) | BB42 | 117 |
| Zephyr #9904, E-5B Expo Flyer West Burlington Hill (1940) | BB42 | 78 |
| Zephyr #9905 & E-5 with Afternoon Zephyr (9/48) | BB13 | 35 |
| Zephyr #9905 behind E-8 #9948B (1/53) | BB10 | 23 |
| Zephyr #9905 racing loco #5601 (O-5) (c1948) | BB13 | 38 |
| Zephyr #9905 with Zephyrus heralds (8/39) | BB13 | 35 |
| Zephyr #9905 wreck with truck at Rochelle, Il. (8/42) | BB13 | 37 |
| Zephyr #9905, E-5 9912B Expo Flyer (7/40) | BB42 | 74 |
| Zephyr #9905/9907A unit numbers instead of names (1951) | BB13 | 39 |
| Zephyr #9906 A/B Expo Flyer Denver Station (8/40) | BB42 | 78 |
| Zephyr #9906 and EMC #511 silver paint Aurora (10/36) | BB13 | 22 |
| Zephyr #9906 Denver Zephyr, E-5 #9911 Expo Flyer Denver (3/40) | BB42 | 72 |
| Zephyr #9906A Silver King and Denver Zephyr painting 1942 Calendar | C 07 | 4+ |
| Zephyr #9906 Silver Streak Zephyr Corning (8/50) | C 05 | 26 |
| Zephyr #9906A conversion to booster unit, diagram (1951) | Z 47 | 7 |
| Zephyr #9906A pre-delivery photos (10/36) | BB13 | 20 |
| Zephyr #9906A Silver Streak Zephyr (4/49) | Z 39 | 26 |
| Zephyr #9906A Zephyr Pit (1951) | Z 47 | 7 |
| Zephyr #9906A/B BP (10/36) | BB13 | 21 |
| Zephyr #9906A/B Denver Station Expo Flyer (6/40) | BB42 | 80-1 |
| Zephyr #9906A/B Denver Zephyr (1937) | BB13 | 26 |
| Zephyr #9906A/B end views | BB13 | 20 |
| Zephyr #9906A/B floor plan | BB13 | 21 |
| Zephyr #9906A/B new Chicago-Denver record (10/36) | BB13 | 21 |
| Zephyr #9906A/B publicity photo, and retouched | BB13 | 23 |
| Zephyr #9906B & E-5 #9914A | BB10 | 9 |
| Zephyr #9906B & E-5 #9980A/B Texas Zephyr (7/51) | BB13 | 39 |
| Zephyr #9907A Chicago Zephyr Pit (9/37) | Z 38 | 8+ |
| Zephyr #9907A/B Denver Zephyr (4/43) | BB13 | 25+ |
| Zephyr #9907A/B Denver Zephyr (8/38) | BB13 | 23 |
| Zephyr #9907A/B Exposition Flyer (6/40) | BB13 | 38 |
| Zephyr #9907A/B towed by loco #2804 Denver (9/38) | BB13 | 27 |
| Zephyr #9907A/B | BB13 | 23 |
| Zephyr #9908 & government guard car (6/63) | BB13 | 25+ |
| Zephyr #9908 (c1943) | BB22 | 52 |
| Zephyr #9908 Alton-Burlington herald General Pershing Zephyr (1939) | BB42 | 53 |
| Zephyr #9908 and Nebraska Zephyr observation car | BB13 | 43 |
| Zephyr #9908 BP | BB13 | 28 |
| Zephyr #9908 Burlington (6/63) | BB23 | 114+ |
| Zephyr #9908 Danish Royalty 2 car consist (4/39) | BB13 | 29 |
| Zephyr #9908 General Pershing Zephyr St Louis (c1940) | Z 45 | 1 |
| Zephyr #9908 in Galesburg roundhouse (1963) | Z 53 | 14 |
| Zephyr #9908 in non-Zephyr service | BB13 | 42 |
| Zephyr #9908 Keokuk Union Depot (6/54) | C 97 | 14 |
| Zephyr #9908 non-Zephyr train #43 departing St Louis (9/53) | C 05 | 18 |
| Zephyr #9908 non-Zephyr train #43 Old Monroe (1954) | C 05 | 16 |
| Zephyr #9908 Silver Charger (8/61) | BB 8 | 13 |
| Zephyr #9908 Silver Streak Zephyr | BB13 | 34 |
| Zephyr #9908 train #42 (9/59) | C 99 | 10+ |
| Zephyr #9908 underbody skirting removed (6/63) | BB13 | 40 |
| Zephyr #9908 with Alton-Burlington herald | BB13 | 34 |
| Zephyr #9908, tow car #9050, St Joseph (3/59) | BB39 | 64 |
| Zephyr 50th anniversary medallion | BB10 | 3/44 |
| Zephyr airbrushed B P Philadelphia (4/34) | BB43 | 4 |
| Zephyr and Æolus #4000 and loco class S-4 drawing | BB14 | 23 |
| Zephyr and loco #3007 (S-4) and Denver (5/34) | BB33 | 38 |
| Zephyr and Silver Streak movie (1934) | BB13 | 32 |
| Zephyr arriving for display at Denver doors open (5/34) | BB43 | 13 |
| Zephyr articulated trucks BP | BB13 | 18 |
| Zephyr as Advance Denver Zephyr first run (6/36) | BB13 | 12 |
| Zephyr as Advance Denver Zephyr Wataga Il. CP (1936) | BB43 | 37/44 |
| Zephyr before Dawn to Dusk run Denver (5/34) | BB33 | 38 |
| Zephyr braking system (4/34) | BB43 | 7 |
| Zephyr buffet-grill (4/34) | BB43 | 7 |
| Zephyr building sign Galesburg (2004) | Z 48 | 3+ |
| Zephyr Burlington open day (6/34) | BB23 | 67 |
| Zephyr Burlington Shops (5/34) | BB26 | 43 |
| Zephyr CB&Q advert (4/34) | BB43 | 47+ |
| Zephyr concept designs | BB13 | 7 |
| Zephyr Connection Zephyr #9900 (c1948) | BB13 | 24+ |
| Zephyr construction photos (4/34) | BB43 | 47 |
| Zephyr Council Bluffs (1935) | BB43 | 1 |
| Zephyr Curve Post with Scotchlite | DS10 | 73A |
| Zephyr curve restriction post plan (1/56) | DS 8 | 8 |
| Zephyr Dawn To Dusk Club Chicago arrival re-enacted (5/34) | BB43 | 18 |
| Zephyr Dawn To Dusk run arrival Chicago Union Station re-enacted (5/34) | BB43 | 18 |
| Zephyr Dawn To Dusk run Aurora (5/34) | BB43 | 15 |
| Zephyr Dawn To Dusk run Aurora elevated track (5/34) | BB46 | 29 |
| Zephyr Dawn to Dusk run Buda, Il. (5/34) | C 99 | 6 |
| Zephyr Dawn To Dusk run Burlington Hill (5/34) | BB43 | 15 |
| Zephyr Dawn to Dusk run drawing | BB13 | 4 |
| Zephyr Dawn to Dusk run first anniversary, loco #35 (replica) (1935) | BB45 | 62 |
| Zephyr Dawn To Dusk run Keenesburg Co. (5/34) | BB43 | 15/8 |
| Zephyr Dawn to Dusk run | BB13 | 11 |
| Zephyr Dawn to Dusk run, Camel advert | Z 8 | 6 |
| Zephyr diesel units - full article | BB13 | 4 |
| Zephyr display Albany, NY (4/34) | BB43 | 9 |
| Zephyr display Century of Progress (6/34) | BB43 | 18-9 |
| Zephyr display Denver (5/34) | BB43 | 13 |
| Zephyr display Ogden (6/34) | BB43 | 22 |
| Zephyr Dotsero Cutoff opening (6/34) | BB43 | 22 |
| Zephyr early engine unit | BB13 | 8 |
| Zephyr exhibition poster Detroit (4/34) | BB43 | 11+ |
| Zephyr exhibition stop North LaCrosse (1934) | BB37 | 91 |
| Zephyr first display Philadelphia (4/34) | BB43 | 9 |
| Zephyr first photo in operation (4/34) | BB43 | 5 |
| Zephyr floor plan (4/34) | BB43 | 6 |
| Zephyr framework adverts (4/34) | BB43 | 40-3 |
| Zephyr history, concept, construction Traffic World article (4/34) | BB43 | |
| Zephyr initial run postcards (11/34) | BB43 | 23 |
| Zephyr interior views (4/34) | BB43 | 20-1 |
| Zephyr Iowa farm scene CP (1935) | BB43 | 33 |
| Zephyr Kansas City (1/36) | BB 8 | 13 |
| Zephyr mail bag drop South St Joseph (1935) | BB43 | 34 |
| Zephyr menus (c1934) | BB43 | 29 |
| Zephyr Moffat Tunnel postcard (6/34) | BB43 | 22 |
| Zephyr nationwide tour (4/34) | BB13 | 9/10 |
| Zephyr nose herald variations | BB13 | 33 |
| Zephyr Oxford Junction Ne. (7/34) | BB43 | 22 |
| Zephyr Pit, Chicago (12/48) | C 92 | 2 |
| Zephyr Pit, Chicago | BB10 | 38 |
| Zephyr Pit opening (Z Q&A 99-8, Z 40) | Z 40 | |
| Zephyr postcard photo CP | BB43 | 23 |
| Zephyr poster advert | BB43 | 48+ |
| Zephyr pre-construction model (1934) | BB43 | 4 |
| Zephyr publicity advert pre-service (4/34) | BB43 | 20-1 |
| Zephyr Ralph Budd article Traffic World (4/34) | BB43 | |
| Zephyr renamed Pioneer Zephyr (11/36) | BB43 | 45 |
| Zephyr ride-on toy Buddy “L” Manufacturing Co. advert (4/34) | BB43 | 46 |
| Zephyr Rocket (Z Q&A 98-12, Z 38) | Z 38 | |
| Zephyr Rocket consist (Form 417) (1960) | BB36 | 42 |
| Zephyr Rocket joint Burlington-Rock Island (Z Q&A 01-8, Z 45) | Z 45 | |
| Zephyr snow scene 1941 Calendar | C 07 | 24+ |
| Zephyr speed zone restriction post plan (1/56) | DS 8 | 9 |
| Zephyr unit and Æolus #4000 and loco class S-4 drawing | BB33 | 165 |
| Zephyr unit and Nebraska Zephyr (c1949) | BB22 | 13 |
| Zephyr unit and Union Pacific loco #836 Omaha (10/50) | C 95 | 18 |
| Zephyr unit drawings | BB13 | 44-7 |
| Zephyr unit roster | BB13 | 43 |
| Zephyr with chair car #525 (9/35) | BB13 | 12 |
| Zephyr with fourth car Council Bluffs CP (7/35) | BB43 | 30 |
| Zephyr Zone Speed Post with Scotchlite | DS10 | 74A |
| Zephyrus - see Zephyr #9905 | BB13 | 35 |
| Zephyrus - The West Wind logo | BB43 | 3 |
| Zephyrus heralds on Zephyr #9905 (8/39) | BB13 | 35 |
| Zephyrus medallions Twin Cities Zephyr (2nd) CP | BB22 | 6 |