Results 81 to 90 of about 159,466 (310)

American Commemoratives Stamp Series: Kwanzaa [PDF]

open access: yes, 1997
Informational pages for Kwanzaa Commemorative Stamp – American Commemoratives Series, includes images of the stamps, information about the physical stamp and information about Kwanzaa.
United States Postal Service. Stamp Division
core   +1 more source

Album. Seventy-one pages. Collected stamp issues from Colombia. 1859-1950.

open access: yes, 2013
Album. Seventy-one pages. Collected stamp issues from Colombia.

core  

A Stamped Talisman

open access: yes, 2020
A large, undated paper talisman belonging to the Nasser D. Khalili Collection was among the most enigmatic objects on display in the exhibition Power and Protection: Islamic Art and the Supernatural (Ashmolean Museum of Art and Archaeology, Oxford, 20 October 2016–15 January 2017).
openaire   +2 more sources

On the postage stamp problem with the three stamp denominations.

open access: yesMATHEMATICA SCANDINAVICA, 1980
In the ``postage stamp problem'', one considers an integral basis \(A_k\) of elements \(1 = a_1 < a_2 < \cdots < a_k\), and studies representations \(\sum x_ia_i\), \(x_i\ge 0\), where the number \(\sum x_i\) of addends does not exceed a certain integer \(h\) (the ``size of the envelope'').
openaire   +2 more sources

Strong Lead‐Free Bioinspired Piezoceramics for Durable Energy Transducers

open access: yesAdvanced Functional Materials, EarlyView.
We fabricated brick‐and‐mortar lead‐free piezoceramics with Bi0.5Na0.5TiO3 monocrystal platelets as bricks and amorphous silica as mortar. The alignment of the bricks and the presence of the amorphous silica led to anisotropic residual stresses. These residual stresses increase the samples toughness, strength and durability while the brick alignment ...
Ruxue Yang   +12 more
wiley   +1 more source

American Commemoratives Stamp Series: Kwanzaa [PDF]

open access: yes, 1999
Informational pages for Kwanzaa Commemorative Stamp – American Commemoratives Series, includes images of the stamps, information about the physical stamp and information about Kwanzaa.
United States Postal Service. Stamp Division
core   +1 more source

Monitoring language laboratory work

open access: yesLiterator, 1985
Barely six years after the establishment of the first language laboratory at the University of Utah and five years after a similar language lab had been introduced at Ohio State University, E.H.
C. van der Walt
doaj   +1 more source

Album. Sixty pages. Collected stamp issues from the Dominican Republic. 1865-1966.

open access: yes, 2013
Album. Sixty pages. Collected stamp issues from the Dominican Republic.

core  

Structural Power Composites Based on High Mass Loading Zn‐Ion Hybrid Supercapacitors with Metal Mesh Current Collectors and Aramid Nanofiber/Glass Fiber Composite Electrolytes

open access: yesAdvanced Functional Materials, EarlyView.
A multifunctional structural power composite is developed by integrating high‐mass‐loading Zn‐ion hybrid supercapacitors with metal mesh current collectors and aramid nanofiber‐based composite electrolytes, enabling simultaneous load‐bearing capability and enhanced areal energy storage.
Yuseung Choi   +8 more
wiley   +1 more source

THE FOOD STAMP PROGRAM, AND FOOD INSUFFICIENCY [PDF]

open access: yes
The ability of food stamps to ameliorate food insufficiency in the U.S. is estimated with self-selection models which incorporate the systematic differences between eligible food stamp participants and non-participants.
Oliveira, Victor, Gundersen, Craig
core  

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