General Information

Serial #

N/A

Part Number

1

Total Parts

1

AKA

N/A

Patents

N/A

General Description

CAST IRON BASE/ WOOD-FRAMED & GLASS-SIDED HINGED COVER/ WOOD CLOCK COVER/ BRASS MECHANISM & DRUM/ SYNTHETIC PARTS

Dimensions

Note: These reflect the general size for storage and are not necessarily representative of the object's true dimensions.

Length

40.0 cm

Width

33.8 cm

Height

22.9 cm

Thickness

N/A

Weight

N/A

Diameter

N/A

Volume

N/A

Lexicon

Group

Meteorology

Category

Precipitation amount, rate & duration measurement

Sub-Category

N/A

Manufacturer

AKA

FRIEZ

Country

United States of America

State/Province

Maryland

City

Baltimore

Context

Country

Canada

State/Province

Unknown

Period

C. 1900 TO C. 1930

Canada

POSSIBLY THE TYPE OF RAIN GAUGE RECORDER USED BY THE CANADIAN METEOROLOGICAL SERVICE IN THE FIRST DECADES OF THE 19TH CENTURY ASA VIRTUALLY IDENTICALINSTRUMENT IS ILLUSTRATED IN PATTERSON'S 1930 GUIDE TO CANADIAN OBSERVERS (REF.).

Function

AN INSTRUMENT THAT RECORDS ON A PAPER CHART MEASUREMENTS OF AMOUNTS OFRAINFALL MADE BY A SEPARATE RAIN GAUGE.

Technical

ONE OF THE OLDEST RAIN GAUGE RECORDERS IN THE COLLECTION. EACH TIME THE TIPPING BUCKET IN THE RAIN GAUGE TIPS & CLOSES THE CIRCUIT, AN ELECTROMAGNET IN THE RECORDER CAUSES THE PEN TO MOVE A SINGLE STEP; AFTER 5 SUCH STEPS, THE PEN MOVES 5 STEPS IN THE OTHER DIRECTION. EACH 10 STEP CYCLE REGISTERS 0.1 INCHES OF RAIN.

Area Notes

Unknown

Details

Markings

MFR.'S STAMP ON BRASS PARTS READING 'JULIEN P. FRIEZ/ BELFORT/ OBSERVATORY/ BALTIMORE, MD U.S.A.'.

Missing

N/A

Finish

BLACK PAINTED BASE/ BROWN STAINED & VARNISHED WOOD/ BRASS COLOURED PARTS/ BLACK SYNTHETIC

Decoration

GOLD PAINTED FLORAL DESIGN ON BASE/GREEN & GOLD SCROLL-LIKE DESIGN PAINTED IN EACH CORNER OF BASE, CONNECTED BY 1 GOLD AND 1 SILVER LINE ALONG EACH SIDE.