Results 51 to 60 of about 53,838 (265)

Mrs. Z. T. Stamps Letter [PDF]

open access: yes, 1943
A letter sent by Mrs. Z. T. Stamps to the First Christian Church of Morehead, Kentucky on June 14, 1943.https://scholarworks.moreheadstate.edu/mfcc_ww2_letters/1101/thumbnail ...
Stamps, Z. T.
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[News Clip: Stamps]

open access: yes, 1960
Video footage from the WBAP-TV television station in Fort Worth, Texas, to accompany a news story about a trading stamp firm sends a letter urging residents to stop trading stamps in Dallas ...
WBAP-TV (Television station : Fort Worth, Tex.)
core   +1 more source

Gallium Microalloying in Bi–Sn Solders: Interfacial Phase Formation, Wettability, and Long‐Term Shear Reliability Under Isothermal Aging

open access: yesAdvanced Engineering Materials, EarlyView.
Gallium microalloying redirects interfacial reactions in low‐temperature Bi–Sn solders from Cu–Sn toward Cu–Ga intermetallic formation. The resulting Cu–Ga layer suppresses intermetallic growth during thermal aging, alters fracture pathways, and improves interfacial stability.
Iva Králová   +6 more
wiley   +1 more source

Visual Analysis of the Writing System in the Stamps of the Pahlavi Era [PDF]

open access: yesپیکره
Introduction: The visual elements and the writing system in the stamps of the Pahlavi dynasty reflect cultural-ideological symbols and signal the political, economic, and social relations of that era.
Samaneh Ahmadi, Amir Farid
doaj   +1 more source

Materials‐Driven Additive Manufacturing for Electrical Machines: Qualification‐Oriented Design Beyond Geometric Freedom

open access: yesAdvanced Engineering Materials, EarlyView.
This perspective reframes additive manufacturing for electrical machines as a qualification‐limited materials and architecture design problem. It links process–structure–property–performance relationships to magnetic, conducting, dielectric, and thermal property windows, highlighting where AM can enable segmented magnetic circuits, permanent magnet ...
Dénes Fodor, Loránd Szabó
wiley   +1 more source

The Lincoln Coins & Stamps 1909-1958

open access: yes, 2023
The Lincoln Coins & Stamps 1909-1958 coin holder contains fifty Lincoln Cents and ten Lincoln-related postage stamps, which are organized by ten major events in Lincoln\u27s life.
Postal Commemorative Society Stamps and Coins
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Timbres amphoriques de Tomis (39 Strada Revoluției) [PDF]

open access: yesPeuce, 2020
The aim of the present article is to publish amphora stamps found during recent archaeological research in Tomis, on the western shore of the Black Sea, focusing this time on stamps found in 2006.
Alexandra LIȚU, Laurențiu CLIANTE
doaj  

Effects of Mg on Microstructure and Solidification of a Hypereutectic Zn–8 wt.%Al Alloy

open access: yesAdvanced Engineering Materials, EarlyView.
An appreciable set of results involving thermal data, microstructure, chemical composition, and microstructural growth laws is reported for ZnAlMg alloys. Such results demonstrate that ZnAlMg alloys have high potential for applications in automotive self‐lubricating components, batteries, and electrical systems.
Raí B. de Sousa   +6 more
wiley   +1 more source

Effect of Cu and CuP Additions on the Microstructure and Nanoindentation‐Based Fracture Behavior of CoNiAlSi Ferromagnetic Shape Memory Alloys

open access: yesAdvanced Engineering Materials, EarlyView.
Cu and combined Cu–P microalloying refine the microstructure and enhance the nanoindentation‐derived fracture resistance of CoNiAlSi ferromagnetic shape memory alloys without suppressing the martensitic transformation. Comparative SEM, DSC, and nanoindentation results reveal that the CuP‐containing alloy provides the most balanced response, achieving ...
Mehmet Demir
wiley   +1 more source

Ex-Post: The Investment Performance of Collectible Stamps [PDF]

open access: yes
This paper investigates the returns on British collectible postage stamps over the very long run, based on stamp catalogue prices. Between 1900 and 2008, we find an annualized return on stamps of 6.7% in nominal terms, which is equivalent to an average ...
Spaenjers, C., Dimson, E.
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