Densitometer
Use this image
Can I reuse this image without permission? Yes
Object images on the Ingenium Collection’s portal have the following Creative Commons license:
Copyright Ingenium / CC BY-NC-ND (Attribution-NonCommercial 4.0 International (CC BY-NC 4.0)
ATTRIBUTE THIS IMAGE
Ingenium,
1988.1125.001
Permalink:
Ingenium is releasing this image under the Creative Commons licensing framework, and encourages downloading and reuse for non-commercial purposes. Please acknowledge Ingenium and cite the artifact number.
DOWNLOAD IMAGEPURCHASE THIS IMAGE
This image is free for non-commercial use.
For commercial use, please consult our Reproduction Fees and contact us to purchase the image.
- OBJECT TYPE
- SPHERICAL/HAND-HELD
- DATE
- 1956
- ARTIFACT NUMBER
- 1988.1125.001
- MANUFACTURER
- FOREST DENSIOMETERS
- MODEL
- A
- LOCATION
- Arlington, Virginia, United States of America
More Information
General Information
- Serial #
- 09153
- Part Number
- 1
- Total Parts
- 1
- AKA
- N/A
- Patents
- N/A
- General Description
- WOODEN BOX/ CHROME SPHERE/ GLASS LEVEL/ METAL HARDWARE/ PAPER INSTRUCTIONS
Dimensions
Note: These reflect the general size for storage and are not necessarily representative of the object's true dimensions.
- Length
- 7.9 cm
- Width
- 7.3 cm
- Height
- 2.9 cm
- Thickness
- N/A
- Weight
- N/A
- Diameter
- N/A
- Volume
- N/A
Lexicon
- Group
- Forestry
- Category
- Silviculture
- Sub-Category
- N/A
Manufacturer
- AKA
- FOREST
- Country
- United States of America
- State/Province
- Virginia
- City
- Arlington
Context
- Country
- North America
- State/Province
- Unknown
- Period
- THIS ONE IN 1960'S AS HAS DEPT. OF FORESTRY LABEL WHICH EXISTED BETWEEN 1960 & 1966
- Canada
-
USED BY THE DEPARTMENT OF FORESTRY - Function
-
USED TO MEASURE FOREST OVERSTORY DENSITY/ FORESTERS NEED THIS TO ESTABLISH SPACING STANDARDS IN THINNINGS & TO DETERMINE LIGHT REQUIREMENTS FOR REGENERATION - Technical
-
PORTABLE, INEXPENSIVE INSTRUMENT THAT PROVIDES A FAST ESTIMATE OF OVERSTORYCOVERAGE BY TREE CROWNS/ NO MECHANICAL SUPPORT, SUCH AS A TRIPOD, IS NEEDED WHICH MAKES IT VERY PRACTICAL FOR FIELD USE - Area Notes
-
Unknown
Details
- Markings
- DECAL: 'DEPARTMENT OF FORESTRY/ SERIAL No. 09153'/ HANDWRITTEN ON LID TOP: 'FoRest/ Research/ Branch/ A724A'/ PAPER AFFIXED TO LID READS IN PART: 'SPHERICAL DENSIOMETER MODEL A/ (An instrument for measuring overstory density)/ Instructions/ Paul E. Lemmon, FOREST DENSIOMETERS, 2413 N. Kenmore St.,/ Arlington, Virginia, U.S.A.'
- Missing
- N/A
- Finish
- POLISHED MIRROR/ UNFINISHED BOX
- Decoration
- NONE
CITE THIS OBJECT
If you choose to share our information about this collection object, please cite:
FOREST DENSIOMETERS, Densitometer, circa 1956, Artifact no. 1988.1125, Ingenium – Canada’s Museums of Science and Innovation, http://collections.ingeniumcanada.org/en/id/1988.1125.001/
FEEDBACK
Submit a question or comment about this artifact.
More Like This
![No image available.](https://files.ingeniumcanada.org/static/No_image_sq.png)
![...](https://files.ingeniumcanada.org/items/coll/57/130/1988-1123-001-aa-cs.jpeg)
![...](https://files.ingeniumcanada.org/items/coll/57/189/1988-1075-001-aa-cs.jpeg)
![...](https://files.ingeniumcanada.org/items/coll/57/106/1988-1132-001-aa-cs.jpeg)
![...](https://files.ingeniumcanada.org/items/coll/57/152/1988-1105-001-aa-cs.jpeg)
![...](https://files.ingeniumcanada.org/items/coll/56/891/1988-1275-001-aa-cs.jpeg)
![...](https://files.ingeniumcanada.org/items/coll/57/383/1988-0945-001-aa-cs.jpeg)
![...](https://files.ingeniumcanada.org/items/coll/73/774/1996-0490-001-aa-cs.jpeg)
![...](https://files.ingeniumcanada.org/items/coll/57/181/1988-1078-001-aa-cs.jpeg)
![...](https://files.ingeniumcanada.org/items/coll/57/144/1988-1113-001-aa-cs.jpeg)
![...](https://files.ingeniumcanada.org/items/coll/57/125/1988-1126-001-aa-cs.jpeg)
![...](https://files.ingeniumcanada.org/items/coll/73/738/1996-0499-001-aa-cs.jpeg)
![...](https://files.ingeniumcanada.org/items/coll/73/740/1996-0498-001-aa-cs.jpeg)
![...](https://files.ingeniumcanada.org/items/coll/129/192/2005-0014-001-aa-cs.jpeg)
![...](https://files.ingeniumcanada.org/items/coll/245/832/1988-1077-005-aa-cs.jpeg)
![...](https://files.ingeniumcanada.org/items/coll/73/746/1996-0497-003-aa-cs.jpeg)
![...](https://files.ingeniumcanada.org/items/coll/73/754/1996-0495-001-aa-cs.jpeg)
![...](https://files.ingeniumcanada.org/items/coll/73/821/1996-0473-001-aa-cs.jpeg)
![...](https://files.ingeniumcanada.org/items/coll/57/168/1988-1090-001-aa-cs.jpeg)
![...](https://files.ingeniumcanada.org/items/coll/56/978/1988-1221-001-aa-cs.jpeg)
![...](https://files.ingeniumcanada.org/items/coll/57/147/1988-1110-001-aa-cs.jpeg)
![...](https://files.ingeniumcanada.org/items/coll/119/738/2004-0137-001-aa-cs.jpeg)
![...](https://files.ingeniumcanada.org/items/coll/119/739/2004-0138-001-aa-cs.jpeg)
![...](https://files.ingeniumcanada.org/items/coll/56/989/1988-1211-001-aa-cs.jpeg)
![...](https://files.ingeniumcanada.org/items/coll/120/121/2003-0229-001-aa-cs.jpeg)
![No image available.](https://files.ingeniumcanada.org/static/No_image_sq.png)
![...](https://files.ingeniumcanada.org/items/coll/57/512/1988-0855-001-aa-cs.jpeg)
![...](https://files.ingeniumcanada.org/items/coll/73/719/1996-0505-001-aa-cs.jpeg)
![...](https://files.ingeniumcanada.org/items/coll/56/905/1988-1266-001-aa-cs.jpeg)
![...](https://files.ingeniumcanada.org/items/coll/57/145/1988-1112-001-aa-cs.jpeg)
![...](https://files.ingeniumcanada.org/items/coll/85/900/1966-0436-001-aa-cs.jpeg)
![...](https://files.ingeniumcanada.org/items/coll/56/979/1988-1220-001-aa-cs.jpeg)
![...](https://files.ingeniumcanada.org/items/coll/70/615/1995-1316-001-aa-cs.jpeg)
![...](https://files.ingeniumcanada.org/items/coll/120/140/2003-0248-001-aa-cs.jpeg)
![...](https://files.ingeniumcanada.org/items/coll/73/748/1996-0497-001-aa-cs.jpeg)
![No image available.](https://files.ingeniumcanada.org/static/No_image_sq.png)
![...](https://files.ingeniumcanada.org/items/coll/73/742/1996-0497-008-aa-cs.jpeg)
![No image available.](https://files.ingeniumcanada.org/static/No_image_sq.png)
![...](https://files.ingeniumcanada.org/items/coll/73/743/1996-0497-007-aa-cs.jpeg)
![...](https://files.ingeniumcanada.org/items/coll/57/006/1988-1200-001-aa-cs.jpeg)
![...](https://files.ingeniumcanada.org/items/coll/119/740/2004-0139-001-aa-cs.jpeg)
![...](https://files.ingeniumcanada.org/items/coll/57/146/1988-1111-001-aa-cs.jpeg)
![...](https://files.ingeniumcanada.org/items/coll/44/979/1983-0571-001-aa-cs.jpeg)
![...](https://files.ingeniumcanada.org/items/coll/73/745/1996-0497-004-aa-cs.jpeg)
![No image available.](https://files.ingeniumcanada.org/static/No_image_sq.png)
![...](https://files.ingeniumcanada.org/items/coll/73/741/1996-0497-012-aa-cs.jpeg)
![No image available.](https://files.ingeniumcanada.org/static/No_image_sq.png)
![No image available.](https://files.ingeniumcanada.org/static/No_image_sq.png)
![No image available.](https://files.ingeniumcanada.org/static/No_image_sq.png)
![No image available.](https://files.ingeniumcanada.org/static/No_image_sq.png)
![No image available.](https://files.ingeniumcanada.org/static/No_image_sq.png)
![...](https://files.ingeniumcanada.org/items/coll/57/008/1988-1199-001-aa-cs.jpeg)
![...](https://files.ingeniumcanada.org/items/coll/57/148/1988-1109-001-aa-cs.jpeg)
![...](https://files.ingeniumcanada.org/items/arch/93/MAT-01073_60423d00019768ab2732b1fb381ceb8d99d03639_thumb.jpeg)
![...](https://files.ingeniumcanada.org/items/coll/120/137/2003-0245-001-aa-cs.jpeg)
![...](https://files.ingeniumcanada.org/items/coll/73/766/1996-0492-002-aa-cs.jpeg)
![...](https://files.ingeniumcanada.org/items/coll/57/129/1988-1124-001-aa-cs.jpeg)
![...](https://files.ingeniumcanada.org/items/coll/57/183/1988-1077-001-aa-cs.jpeg)
![...](https://files.ingeniumcanada.org/items/coll/57/055/1988-1169-001-aa-cs.jpeg)
![...](https://files.ingeniumcanada.org/items/coll/73/722/1996-0504-001-aa-cs.jpeg)
![...](https://files.ingeniumcanada.org/items/coll/57/178/1988-1080-001-aa-cs.jpeg)
![...](https://files.ingeniumcanada.org/items/coll/56/856/1988-1292-001-aa-cs.jpeg)
![...](https://files.ingeniumcanada.org/items/coll/73/751/1996-0496-001-aa-cs.jpeg)
![...](https://files.ingeniumcanada.org/items/coll/57/185/1988-1076-001-aa-cs.jpeg)
![...](https://files.ingeniumcanada.org/items/coll/73/768/1996-0492-001-aa-cs.jpeg)
![...](https://files.ingeniumcanada.org/items/coll/73/764/1996-0492-003-aa-cs.jpeg)
![...](https://files.ingeniumcanada.org/items/coll/177/486/1988-1235-001-aa-cs.jpeg)
![...](https://files.ingeniumcanada.org/items/coll/57/377/1988-0949-001-aa-cs.jpeg)
![...](https://files.ingeniumcanada.org/items/coll/73/716/1996-0506-001-aa-cs.jpeg)
![...](https://files.ingeniumcanada.org/items/coll/73/277/1996-0670-001-aa-cs.jpeg)
![...](https://files.ingeniumcanada.org/items/coll/57/157/1988-1100-001-aa-cs.jpeg)
![...](https://files.ingeniumcanada.org/items/coll/310/012/1988-0933-001-aa-cs.jpeg)
![...](https://files.ingeniumcanada.org/items/coll/84/513/2003-0028-001-aa-cs.jpeg)
![No image available.](https://files.ingeniumcanada.org/static/No_image_sq.png)
![...](https://files.ingeniumcanada.org/items/coll/57/179/1988-1079-001-aa-cs.jpeg)
![...](https://files.ingeniumcanada.org/items/coll/63/013/1992-2405-001-aa-cs.jpeg)
![...](https://files.ingeniumcanada.org/items/coll/57/143/1988-1114-001-aa-cs.jpeg)
![...](https://files.ingeniumcanada.org/items/coll/57/173/1988-1085-001-aa-cs.jpeg)
![...](https://files.ingeniumcanada.org/items/coll/120/122/2003-0230-001-aa-cs.jpeg)
![No image available.](https://files.ingeniumcanada.org/static/No_image_sq.png)
![...](https://files.ingeniumcanada.org/items/coll/57/386/1988-0944-001-aa-cs.jpeg)
![...](https://files.ingeniumcanada.org/items/coll/120/145/2003-0253-001-aa-cs.jpeg)
![No image available.](https://files.ingeniumcanada.org/static/No_image_sq.png)
![...](https://files.ingeniumcanada.org/items/coll/73/769/1996-0491-002-aa-cs.jpeg)
![...](https://files.ingeniumcanada.org/items/coll/54/896/1987-0855-001-aa-cs.jpeg)
![...](https://files.ingeniumcanada.org/items/coll/56/999/1988-1205-001-aa-cs.jpeg)
![...](https://files.ingeniumcanada.org/items/coll/57/167/1988-1091-001-aa-cs.jpeg)
![...](https://files.ingeniumcanada.org/items/coll/60/668/1990-0308-001-aa-cs.jpeg)
![...](https://files.ingeniumcanada.org/items/coll/57/257/1988-1030-001-aa-cs.jpeg)
![...](https://files.ingeniumcanada.org/items/coll/57/149/1988-1108-001-aa-cs.jpeg)
![...](https://files.ingeniumcanada.org/items/coll/57/142/1988-1115-001-aa-cs.jpeg)
![No image available.](https://files.ingeniumcanada.org/static/No_image_sq.png)
![No image available.](https://files.ingeniumcanada.org/static/No_image_sq.png)
![...](https://files.ingeniumcanada.org/items/coll/57/381/1988-0947-001-aa-cs.jpeg)
![...](https://files.ingeniumcanada.org/items/coll/303/044/1988-1236-003-aa-cs.jpeg)
![...](https://files.ingeniumcanada.org/items/coll/57/122/1988-1127-001-aa-cs.jpeg)
![...](https://files.ingeniumcanada.org/items/coll/73/771/1996-0491-001-aa-cs.jpeg)
![...](https://files.ingeniumcanada.org/items/coll/73/732/1996-0501-001-aa-cs.jpeg)
![...](https://files.ingeniumcanada.org/items/coll/307/766/1988-0882-001-aa-cs.jpeg)
![...](https://files.ingeniumcanada.org/items/coll/58/180/1988-0394-001-aa-cs.jpeg)