Keuffel & Esser Co., Drawing Materials and Surveying Instruments, Interior.

Keuffel & Esser Co., Drawing Materials and Surveying Instruments, Interior.

Keuffel & Esser Co., Drawing Materials and Surveying Instruments, Interior.

Keuffel & Esser Co., Drawing Materials and Surveying Instruments, Interior.

Keuffel & Esser Co., Drawing Materials and Surveying Instruments, Interior.

Keuffel & Esser Co., Drawing Materials and Surveying Instruments, Interior.

Keuffel & Esser Co., Drawing Materials and Surveying Instruments, Interior.

Keuffel & Esser Co., Drawing Materials and Surveying Instruments, Interior.

Hardman Peck Piano Co.

Hardman Peck Piano Co.

Hardman Peck Piano Co.

[Hardman Peck Piano Co.]

Hardman Peck Piano Co.

Hartman Piano Co.

Hartman Piano Co.

Hartman Piano Co.

Hartman Piano Co.

Hartman Piano Co.

Hartman Piano Co.

Hartman Piano Co.