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| Rolling bearings in expansion joint. The workman holds the upper steel plate which will rest on the cylinders ... 3358 ... 4 Jul 1956 |
| Laying the first section of the mosaic floor at the north end. Note the sequence above the main slab: a thin layer of sand, tar paper underbed with wire-mesh, metal strips bed for marble chips ... northwest 5015 ... 4 Jul 1956 |
| Placing bed for the marble chips. Laying the first section of the mosaic floor at the north end. Note the sequence above the main slab: a thin layer of sand, tar paper underbed with wire-mesh, metal strips ... 5016 ... 4 Jul 1956 |
| Mixing the marble chips for the floor ... 5018 ... 4 Jul 1956 |
| Sprinkling the marble chips for the floor ... 5018 ... 4 Jul 1956 |
| Rolling the marble chips in dry state ... 5022 ... 4 Jul 1956 |
| Rolling the floor after the application of liquid cement to the marble chips ... 5024 ... 4 Jul 1956 |
| Laying the first section of the mosaic floor at the north end. Note the sequence above the main slab: a thin layer of sand, tar paper underbed with wire-mesh, metal strips bed for marble chips ... AMS northwest 5015 ... 4 Jul 1956 |
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