CPRR_Donner_Summit_Tunnel_Hand_Drilled_Granite_1868.jpg
Size of this preview:
800 × 576 pixels
.
Other resolutions:
320 × 230 pixels
|
640 × 461 pixels
|
810 × 583 pixels
.
Summary
Description CPRR Donner Summit Tunnel Hand Drilled Granite 1868.jpg |
English:
Composite illustration of hand drilling marks on the granite walls inside of
CPRR
Tunnel #6 (the "Summit Tunnel") and a piece of granite removed from the tunnel after blasting with a drill mark.
Both digital photographs and composite illustration by the uploader (
Centpacrr
). Drilled granite sample in uploader's collection,
"The Cooper Collection of US Railroadiana"
.
|
Date | 23 February 2013 (original upload date) |
Source | Transferred from en.wikipedia to Commons. |
Author | Centpacrr at English Wikipedia |
Licensing
Centpacrr
at
English Wikipedia
, the copyright holder of this work, hereby publishes it under the following licenses:
This file is licensed under the
Creative Commons
Attribution-Share Alike 3.0 Unported
license.
Attribution:
Centpacrr
at
English Wikipedia
-
You are free:
- to share – to copy, distribute and transmit the work
- to remix – to adapt the work
-
Under the following conditions:
- attribution – You must give appropriate credit, provide a link to the license, and indicate if changes were made. You may do so in any reasonable manner, but not in any way that suggests the licensor endorses you or your use.
- share alike – If you remix, transform, or build upon the material, you must distribute your contributions under the same or compatible license as the original.
Permission is granted to copy, distribute and/or modify this document under the terms of the GNU Free Documentation License , Version 1.2 or any later version published by the Free Software Foundation ; with no Invariant Sections, no Front-Cover Texts, and no Back-Cover Texts. A copy of the license is included in the section entitled GNU Free Documentation License . http://www.gnu.org/copyleft/fdl.html GFDL GNU Free Documentation License true true |
You may select the license of your choice.
Original upload log
The original description page was
here
. All following user names refer to en.wikipedia.
Date/Time | Dimensions | User | Comment |
---|---|---|---|
2013-02-23 12:44 | 810×583× (327224 bytes) | Centpacrr | Composite illustration of hand drilling marks on the granite walls inside of [[Central Pacific Railroad|CPRR]] Tunnel #6 (the "Summit Tunnel") and a piece of granite removed from the tunnel after blasting with a drill mark. <small>Both digital photogr... |