i6g 
original drawings, showdng the development of American railway 
passenger and freight cars, by the Harlan & Hollingsworth Co. 
Series of photographs of drawing-room, sleeping and dining cars. 
Series of photographs and lithographs of railways throughout the 
world. 
HALL 41. 
Cases 1, 2, and 3.— Containing samples of material tested 
by department of chemical and physical tests of the Pennsyl- 
vania Railroad Company. 
Case 4. — Relics of early railroad days — lanterns, headlights, 
pieces of track, etc. , etc. 
Case 5. — Models showing early train signal and early block 
signals, together with rails, section of track system, switches, and 
frogs. 
No. 6. — The original Saxby and Farmer interlocking switch. 
This is the earliest successful switch ever used in America. 
Stand 6 A — Relics of early rail joints, car springs, etc., etc. 
Stand 6B. — Relics of early track appliances, etc., etc. 
No, 7. — Original Camden & Amboy car, 1836, standing on 
the original block stone and the original rail of that period. 
No. 8. — An original section of early wooden stringer and 
strap-rail oonstruction, together with one of the original dri\dng 
wheels of the “John Bull” locomotive, 1831, and wooden switch 
lever, with signal and cross, 1835; also a pair of cast iron wheels 
on axle, passenger equipment, 1846, and specimens of early rail- 
road track. 
No. 9A — Section of original “T”-rail track, laid on original 
stone block and ties, Old Portage Railway. 
Nos. 9B and 9C. — Two pair Camden & Amboy wooden pas- 
senger car wheels, 1848. 
No. 9D. — Freight car wheel, with split-hub keyed to the 
axle. On the east side of the car are old rails, etc. On the west 
side are models of early railroad appliances. 
No. 9E. — Collections of small sections of original rails from 
Amboy Div. Pennsylvania R. R. showing the development of the 
rail from 1831 to 1893. 
