This collection houses a water testing kit, two glass graduated cylinders, one stirring/measuring rod, a glass melting pot with pouring spout and handle, and a glass and rubber apparatus, labeled Nitrates, with an attached glass dispensing tube. All of this equipment is labeled Steam Plant. The collection also includes an advertisement for a Spectrophotometer (used for water quality testing) and the Allen prize in Mathematics (donated by the 1927 recipient, Clara Hamlett of Kingsport).

This collection houses a water testing kit, two glass graduated cylinders, one stirring/measuring rod, a glass melting pot with pouring spout and handle, and a glass and rubber apparatus, labeled Nitrates, with an attached glass dispensing tube. All of this equipment is labeled Steam Plant. The collection also includes an advertisement for a Spectrophotometer (used for water quality testing) and the Allen prize in Mathematics (donated by the 1927 recipient, Clara Hamlett of Kingsport).

This collection houses a water testing kit, two glass graduated cylinders, one stirring/measuring rod, a glass melting pot with pouring spout and handle, and a glass and rubber apparatus, labeled Nitrates, with an attached glass dispensing tube. All of this equipment is labeled Steam Plant. The collection also includes an advertisement for a Spectrophotometer (used for water quality testing) and the Allen prize in Mathematics (donated by the 1927 recipient, Clara Hamlett of Kingsport).

This collection houses a water testing kit, two glass graduated cylinders, one stirring/measuring rod, a glass melting pot with pouring spout and handle, and a glass and rubber apparatus, labeled Nitrates, with an attached glass dispensing tube. All of this equipment is labeled Steam Plant. The collection also includes an advertisement for a Spectrophotometer (used for water quality testing) and the Allen prize in Mathematics (donated by the 1927 recipient, Clara Hamlett of Kingsport).

This collection houses a water testing kit, two glass graduated cylinders, one stirring/measuring rod, a glass melting pot with pouring spout and handle, and a glass and rubber apparatus, labeled Nitrates, with an attached glass dispensing tube. All of this equipment is labeled Steam Plant. The collection also includes an advertisement for a Spectrophotometer (used for water quality testing) and the Allen prize in Mathematics (donated by the 1927 recipient, Clara Hamlett of Kingsport).

This collection houses a water testing kit, two glass graduated cylinders, one stirring/measuring rod, a glass melting pot with pouring spout and handle, and a glass and rubber apparatus, labeled Nitrates, with an attached glass dispensing tube. All of this equipment is labeled Steam Plant. The collection also includes an advertisement for a Spectrophotometer (used for water quality testing) and the Allen prize in Mathematics (donated by the 1927 recipient, Clara Hamlett of Kingsport).