Displaying: 29901 - 29950 of 219,213

General yard untreated sawed ties, air seasoning, tie treating plant

1 gelatin dry plate glass negative

Adzing and loading ties tie treating plant general yard

1 gelatin dry plate glass negative

Treated hewn ties, area c, tie treating plant

1 gelatin dry plate glass negative

General yard

1 gelatin dry plate glass negative

Tie treating plant

1 gelatin dry plate glass negative

Tie treating plant

1 gelatin dry plate glass negative

Tie treating plant

1 gelatin dry plate glass negative

Tie-treating plant

1 gelatin dry plate glass negative

Tie-treating plant

1 gelatin dry plate glass negative

Tie-treating plant - treated ties

1 gelatin dry plate glass negative

Tie treating plant

1 gelatin dry plate glass negative

Track equipment - Dartmouth-Huntington frog

1 gelatin dry plate glass negative

Track equipment - Dartmouth-Huntington frog

1 gelatin dry plate glass negative

Track equipment - frog

1 gelatin dry plate glass negative

Track equipment - Dartmouth-Huntington frog

1 gelatin dry plate glass negative

Track equipment

1 gelatin dry plate glass negative

Tie-treating plant

1 gelatin dry plate glass negative

Tie-treating plant

1 gelatin dry plate glass negative

Tie-treating plant, general yard

1 gelatin dry plate glass negative

Steamroller

1 gelatin dry plate glass negative

Mixer loader

1 gelatin dry plate glass negative

Mixer loader

1 gelatin dry plate glass negative

Mixer loader

1 gelatin dry plate glass negative

Mixer loader

1 gelatin dry plate glass negative

Storehouse

1 gelatin dry plate glass negative

Grinder

1 gelatin dry plate glass negative

Greasing machine on el at Thompson Sq.

1 gelatin dry plate glass negative

Greasing machine on el at Thompson Sq.

1 gelatin dry plate glass negative

Greasing machine on el at Thompson Sq.

1 gelatin dry plate glass negative

Air machine type BXA trade vibrator

1 gelatin dry plate glass negative

Track vibrator

1 gelatin dry plate glass negative

Tie plant

1 gelatin dry plate glass negative

Cheatham electric switching device

1 gelatin dry plate glass negative

Cheatham electric switching device

1 gelatin dry plate glass negative

Cheatham electric switching device

1 gelatin dry plate glass negative

Cheatham electric switching device

1 gelatin dry plate glass negative

Cheatham electric switching device

1 gelatin dry plate glass negative

Cheatham electric switching device

1 gelatin dry plate glass negative

Cheatham electric switching device

1 gelatin dry plate glass negative

Cheatham electric switching device

1 gelatin dry plate glass negative

Cheatham electric switching device

1 gelatin dry plate glass negative

Cheatham electric switching device

1 gelatin dry plate glass negative

Cheatham electric switching device

1 gelatin dry plate glass negative

Sceeder

1 gelatin dry plate glass negative

International Steel tie

1 gelatin dry plate glass negative

A.W. Green

1 gelatin dry plate glass negative

Bespectacled man writing at a desk

1 gelatin dry plate glass negative

Boston elevated office employees outing at Riverside, MA

1 gelatin dry plate glass negative

Group portrait, Boston Elevated Railway, Cambridge Subway, Central Sq. Office Engineering Staff

The portrait has a key with the staff names.

Desk decorated with crepe paper

1 gelatin dry plate glass negative