About Me
About Me:
BS in Applied Mathematics, PhD in Mechanical Engineering,
Worked in Nuclear Industry for about forty years,
Retired in 2016 from AREVA Inc.
In Search Of:
Chinese And American Silver dollars
Personal Collection:
China Sun Yat Sen Junk Silver dollars and US Morgan CC dollars
For Trade / For Sale:
No
Not For Trade / Not For Sale:
Currently not for trade /not for sale
Collecting Since:
1971
Hobbies Outside of the Hobby:
Watch collection
My Medals
![Earned 400 points on 11/27/2021 07:49 上午](http://i.pcgs.com/s3/cu-pcgs/SetRegistry/medals/Set100Complete.png)
黄金奖章
![Earned 100 points on 11/26/2021 01:46 上午](http://i.pcgs.com/s3/cu-pcgs/SetRegistry/medals/Inventory100Items.png)
钱币学家
![Earned 150 points on 08/25/2021 05:53 上午](http://i.pcgs.com/s3/cu-pcgs/SetRegistry/medals/Set75Complete.png)
钯金奖章
![Earned 90 points on 07/25/2021 01:03 上午](http://i.pcgs.com/s3/cu-pcgs/SetRegistry/medals/Set50Complete.png)
白金奖章
![Earned 50 points on 05/01/2021 01:34 上午](http://i.pcgs.com/s3/cu-pcgs/SetRegistry/medals/Inventory50Items.png)
专业人士
![Earned 60 points on 01/14/2019 06:04 下午](http://i.pcgs.com/s3/cu-pcgs/SetRegistry/medals/Set25Complete.png)
白银奖章
![Earned 30 points on 01/14/2019 06:04 下午](http://i.pcgs.com/s3/cu-pcgs/SetRegistry/medals/Set10Complete.png)
青铜奖章
![Earned 50 points on 01/14/2019 06:04 下午](http://i.pcgs.com/s3/cu-pcgs/SetRegistry/medals/Inventory10Items.png)
收藏家
![Earned 25 points on 02/24/2022 06:35 上午](http://i.pcgs.com/s3/cu-pcgs/SetRegistry/medals/WhatIfMobile.png)
探索者
![Earned 100 points on 11/27/2021 07:49 上午](http://i.pcgs.com/s3/cu-pcgs/SetRegistry/medals/ImagesCompleteSet.png)
摄影爱好者(黄金)
![Earned 50 points on 08/12/2021 06:02 下午](http://i.pcgs.com/s3/cu-pcgs/SetRegistry/medals/PublishSetAlbum.png)
展示员(黄金)
![Earned 50 points on 11/27/2021 07:49 上午](http://i.pcgs.com/s3/cu-pcgs/SetRegistry/medals/ImagesAllItems.png)
摄影爱好者(白银)
![Earned 250 points on 11/27/2021 07:49 上午](http://i.pcgs.com/s3/cu-pcgs/SetRegistry/medals/TopRank.png)
最佳套币
![Earned 20 points on 01/14/2019 06:04 下午](http://i.pcgs.com/s3/cu-pcgs/SetRegistry/medals/SetFirstItem.png)
紫铜奖章
![Earned 50 points on 01/14/2019 06:04 下午](http://i.pcgs.com/s3/cu-pcgs/SetRegistry/medals/InventoryFirstItem.png)
爱好者
![Earned 50 points on 04/26/2021 04:58 上午](http://i.pcgs.com/s3/cu-pcgs/SetRegistry/medals/ReceiveShowcaseComment.png)
聊天室
![Earned 50 points on 04/24/2021 03:34 上午](http://i.pcgs.com/s3/cu-pcgs/SetRegistry/medals/ShowcaseCreate.png)
炫耀(钻石奖)
![Earned 50 points on 04/02/2019 06:00 下午](http://i.pcgs.com/s3/cu-pcgs/SetRegistry/medals/WantListAddItem.png)
必须拥有
![Earned 50 points on 04/02/2019 06:00 下午](http://i.pcgs.com/s3/cu-pcgs/SetRegistry/medals/StartSetAsia.png)
亚洲(铜牌)
![Earned 50 points on 07/22/2021 06:33 上午](http://i.pcgs.com/s3/cu-pcgs/SetRegistry/medals/StartSetUnitedStates.png)
美国(铜牌)
![Earned 25 points on 01/14/2019 06:04 下午](http://i.pcgs.com/s3/cu-pcgs/SetRegistry/medals/ReceiveComment.png)
社区群众
![Earned 25 points on 12/17/2021 02:40 下午](http://i.pcgs.com/s3/cu-pcgs/SetRegistry/medals/MakeComment.png)
社区首领
![Earned 25 points on 01/14/2019 06:04 下午](http://i.pcgs.com/s3/cu-pcgs/SetRegistry/medals/PublicSetDetails.png)
展览家
![Earned 25 points on 05/01/2021 02:20 上午](http://i.pcgs.com/s3/cu-pcgs/SetRegistry/medals/ProfilePicture.png)
真人露相
![Earned 50 points on 08/05/2021 06:31 上午](http://i.pcgs.com/s3/cu-pcgs/SetRegistry/medals/MobileApp.png)
移动大亨
![Earned 25 points on 08/25/2021 05:47 上午](http://i.pcgs.com/s3/cu-pcgs/SetRegistry/medals/ItemDetails.png)
鸿儒
![Earned 25 points on 05/04/2021 07:01 下午](http://i.pcgs.com/s3/cu-pcgs/SetRegistry/medals/SetDescription.png)
叙述者
![Earned 25 points on 08/12/2021 06:00 下午](http://i.pcgs.com/s3/cu-pcgs/SetRegistry/medals/AddSetAlbum.png)
展示员(白银)
![Earned 25 points on 01/14/2019 06:04 下午](http://i.pcgs.com/s3/cu-pcgs/SetRegistry/medals/ImageItem.png)
摄影爱好者(青铜)
![Earned 100 points on 11/27/2021 07:49 上午](http://i.pcgs.com/s3/cu-pcgs/SetRegistry/medals/TopGPA.png)
学者
![Earned 100 points on 04/23/2019 07:00 下午](http://i.pcgs.com/s3/cu-pcgs/SetRegistry/medals/TopPop.png)
顶级分数
![Earned 50 points on 07/22/2021 06:33 上午](http://i.pcgs.com/s3/cu-pcgs/SetRegistry/medals/RankingMove.png)
浪潮