Statements (15)
| Predicate | Object |
|---|---|
| gptkbp:instanceOf |
gptkb:company
|
| gptkbp:founded |
1926
|
| gptkbp:founder |
gptkb:James_M._Richardson
|
| gptkbp:headquarters_location |
gptkb:Portland,_Oregon,_United_States
|
| https://www.w3.org/2000/01/rdf-schema#label |
Ross Island Sand and Gravel
|
| gptkbp:industry |
construction materials
sand and gravel mining |
| gptkbp:notable_for |
gptkb:Ross_Island_Lagoon
Ross Island Bridge proximity |
| gptkbp:notableEvent |
land donation to City of Portland
|
| gptkbp:operates |
gptkb:Ross_Island
|
| gptkbp:parentCompany |
gptkb:Richardson_family
|
| gptkbp:website |
https://rossisland.com/
|
| gptkbp:bfsParent |
gptkb:R.B._Pamplin_Corporation
|
| gptkbp:bfsLayer |
7
|