Displaying: 32851 - 32900 of 219,213

Douglas fir specimens after testing

1 gelatin dry plate glass negative

Long leaf hard pine specimens after testing

1 gelatin dry plate glass negative

Mould and reinforcement for unit stairs Cypher St. yard

1 gelatin dry plate glass negative

Washington Station, details of stairs, etc.

1 gelatin dry plate glass negative

Shield for sec. E at Boston Bridge works

1 gelatin dry plate glass negative

Arrival of part of shield sec.C

1 gelatin dry plate glass negative

6,8,12 blocks before testing; 1/2 Gabriel rods

1 gelatin dry plate glass negative

Shaft sec.E looking northerly from brass foundry

1 gelatin dry plate glass negative

Concrete compression cylinders

1 gelatin dry plate glass negative

Part of the shield, sec.E

1 gelatin dry plate glass negative

Buildings, Dorchester Ave., side of Fire Station and Public Convenience Station

1 gelatin dry plate glass negative

Sec.E shield and hard pine

1 gelatin dry plate glass negative

Sec.E showing hard pine lining

1 gelatin dry plate glass negative

Part of Canal St. Yard

1 gelatin dry plate glass negative

Canal St. Yard fence and sidewalk

1 gelatin dry plate glass negative

Canal St. Yard fence and sidewalk

1 gelatin dry plate glass negative

Canal St. Yard fence

1 gelatin dry plate glass negative

Canal St. Yard fence

1 gelatin dry plate glass negative

Canal St. Yard

1 gelatin dry plate glass negative

Buildings - 153 Dorchester Ave., west side South Boston

1 gelatin dry plate glass negative

Billboards Dorchester Ave., corner of W. Forth St.

1 gelatin dry plate glass negative

Buildings W. Forth St.

1 gelatin dry plate glass negative

Buildings #142 + #146 Dorchester Ave. at Silver St., South Boston

1 gelatin dry plate glass negative

Buildings Dorchester Ave. at Silver St., South Boston

1 gelatin dry plate glass negative

Buildings W. forth St. n. side, corner of Dorchester Ave.

1 gelatin dry plate glass negative

Sec.E wooden lining

1 gelatin dry plate glass negative

Sec.E erector and steel forms

1 gelatin dry plate glass negative

Sec.E steel forms and travelers

1 gelatin dry plate glass negative

Sec.E concrete invert and travelers

1 gelatin dry plate glass negative

Building n.e. corner Broadway and Dorchester Ave.

1 gelatin dry plate glass negative

Sec.H construction

1 gelatin dry plate glass negative

Head work at shaft w. first

1 gelatin dry plate glass negative

Houses 20-22 Ellery St.

1 gelatin dry plate glass negative

Dukes Saloon Dorchester Ave., Andrew Sq.

1 gelatin dry plate glass negative

Space between power and block abt. Southampton St.

1 gelatin dry plate glass negative

N.e. corner of Ellery and Southampton St.

1 gelatin dry plate glass negative

Yard in rear of 22 Ellery St. rears 20-20 Dexter St. looking north

1 gelatin dry plate glass negative

Rears of houses #14-16-18-20 Dexter looking north

1 gelatin dry plate glass negative

Sec.H construction conditions, front of #543-549

1 gelatin dry plate glass negative

Sec.H temporary sidewalk in front of 549 Dorchester Ave. looking north

1 gelatin dry plate glass negative

Elements used in electrolysis tests on metal preservative paints

1 gelatin dry plate glass negative

Apparatus for electroysis test on metal preservative paints

1 gelatin dry plate glass negative

Bonding tests method of testing specimens

1 gelatin dry plate glass negative

Bonding tests method of testing specimens

1 gelatin dry plate glass negative

Test at Cypher St. yard electrolysis on Panels

1 gelatin dry plate glass negative

Bonding tests monotype bar from tested block

1 gelatin dry plate glass negative

Sec.G excavating the incline

1 gelatin dry plate glass negative

Store 497 Southampton St.

1 gelatin dry plate glass negative

Part of north abutment, Dorchester Ave. bridge over R.R.

1 gelatin dry plate glass negative

Bonding tests

1 gelatin dry plate glass negative