Gold Standard Balance

Benjamin Dearborn

Date:

1834

Accession Number:

1994.17

Sun dial

Date:

late 16th or early 17th century

Accession Number:

88.653

Planispheric astrolabe

Petrus Raimundus

Date:

dated 1375

Accession Number:

88.654

Wine testers

Date:

18th century

Accession Number:

RES.29.42a-b

Magnifying glass

Date:

18th century

Accession Number:

RES.29.43a-c

Box with scales and weights

Table engraved by Nathaniel Hurd

Date:

1760–70

Accession Number:

1999.188a-t

Backstaff

Artist Clark Elliott

Date:

1765

Accession Number:

1993.533