Skip to main content
Land, Water and Peoples of the Refugio Valley
Rocks, Soils, Hills and Valleys
Estuary and Watershed
Human Settlement
Rails, Piers and Roads
History: Explosives Manufacture at the Hercules Works
Significance of the Hercules Works
Development of the Explosives Industry
Gold Rush, Black Powder and Dynamite
Market Power of the Producers of Explosives
Operation and Development of the Hercules Works
Conditions of Production
History: the Municipality
The Factory Town
Municipal Growth
Municipal Crisis
Municipal Austerity
Times and Places
Neatline
Neatline Time
Timeline
Sources and Reading
About HHS
Buy Our Book!
“Historic US 40 Route” Sign Project
Seeking Information on Ceramic Acid Vessels
Hercules Historical Society
Hercules Historical Society
Hercules Historical Society
Hercules Historical Society
Land, Water and Peoples of the Refugio Valley
Rocks, Soils, Hills and Valleys
Estuary and Watershed
Human Settlement
Rails, Piers and Roads
History: Explosives Manufacture at the Hercules Works
Significance of the Hercules Works
Development of the Explosives Industry
Gold Rush, Black Powder and Dynamite
Market Power of the Producers of Explosives
Operation and Development of the Hercules Works
Conditions of Production
History: the Municipality
The Factory Town
Municipal Growth
Municipal Crisis
Municipal Austerity
Times and Places
Neatline
Neatline Time
Timeline
Sources and Reading
About HHS
Buy Our Book!
“Historic US 40 Route” Sign Project
Seeking Information on Ceramic Acid Vessels
Search using this query type:
Keyword
Boolean
Exact match
Search only these record types:
Item
File
Collection
Simple Page
Exhibit
Exhibit Page
Advanced Search (Items only)
Submit
Hercules Historical Society
Search Items
Browse All
Browse by Tag
Search Items
Browse Map
Search for Keywords
Number of rows in "Narrow by Specific Fields":
1
Narrow by Specific Fields
Search Field
Search Type
Search Terms
Search Joiner
Remove field
Joiner
AND
OR
Field
Select Below
Title
Date
Subject
Description
Creator
Contributor
Rights
Source
Publisher
Format
Type
Language
Coverage
Relation
Identifier
Materials
Interviewee
Player
Time Summary
Lesson Plan Text
Location
Imported Thumbnail
Email Body
URL
Transcription
Subject Line
Event Type
Local URL
From
Participants
Original Format
To
Birth Date
Physical Dimensions
CC
Birthplace
Duration
BCC
Death Date
Compression
Number of Attachments
Occupation
Producer
Standards
Biographical Text
Text
Director
Objectives
Bibliography
Interviewer
Bit Rate/Frequency
Type
Select Below
contains
does not contain
is exactly
is empty
is not empty
starts with
ends with
Terms
Remove field
Add a Field
Search by a range of ID#s (example: 1-4, 156, 79)
Search By Collection
Select Below
No Collection
Anita McKee
Ashland Inc.
Barry Brown
Bob Polacchi
City of Hercules
Contra Costa County Historical Society
Earl Combs
HHS Activities
HHS Industrial
HHS Municipal
Irene Silcock Dias
Jay Tucker
Jennifer Posedel
John Bender
Lynn Fissell
Maps & Aerial Photos
Oral Histories
People
Pinole Historical Society
Published Histories
Stephen Lawton
Steve Kirby
Susan Keefe
The Herculean
WH McBryde
Search By Type
Select Below
Dataset
Email
Event
Hyperlink
Interactive Resource
Lesson Plan
Map
Moving Image
Oral History
Person
Physical Object
Service
Software
Sound
Still Image
Text
Website
Search By Tags
Featured/Non-Featured
Select Below
Only Featured Items
Only Non-Featured Items
Geolocation Status
Select Below
Only Items with Locations
Only Items without Locations
Geographic Address
Geographic Radius (miles)
Search by Exhibit
Select Below
Victoria by the Bay
Employee Interviews in 1998
Chinese Workers
Industrial Outpost on the Pacific
Living in the Company Town
High Explosives Enable Modern Life
San Pablo Bay
Refugio Valley
Town of Hercules
The Historic District of 1988
Investment and Expansion
Site Topology, Geology and Hydrology
Establishment and Early Operation
Transportation
Buildings of the Works
Maturity and Transition
Closure & Land Sales
Working
Indigenous Settlement
European Settlement
Herculean Newsletter
California the Cradle of the Dynamite Industry
Quarter Century Club
Rocks and Soils
Hills and Valleys
Bay Shore